- 
                         
- 
                        
                            Blood group H antigen pentaose type 1-Nacetyl-Spacer 3-Biotin
                    - 
                         
- 
                        
                            Gb5-N-Acetyl-spacer 3-Biotin
                    - 
                         
- 
                        
                            Labnet Orbit 300多功能数字螺旋混合仪, S2030-300-B-230V
                    - 
                         
- 
                        
                            人三叶肽3 , Trefoil Factor 3 Human ELISA
                    - 
                         
- 
                        
                            抗聚乙二醇单克隆抗体 3F12-1
                    - 
                         
- 
                        
                            葡聚糖 3
                    - 
                         
- 
                        
                            N'-Nitrosopentyl-( 3-picolyl)amine
                    - 
                         
- 
                        
                            Potassium Iodide 3.0N 3.0M
                    - 
                         
- 
                        
                            Potassium Iodide 3.0N 3.0M
                    - 
                         
- 
                        
                            Conductivity Standard 3 MicrosiemeuS/cm @25℃
                    - 
                         
- 
                        
                            Conductivity Standard 300 MicrosiemeuS/cm @25℃
                    - 
                         
- 
                        
                            Conductivity Standard 300,000 MicrosiemeuS/cm @25℃
                    - 
                         
- 
                        
                            Conductivity Standard 3000 MicrosiemeuS/cm @25℃
                    - 
                         
- 
                        
                            Conductivity Standard 350,000 MicrosiemeuS/cm @25℃
                    - 
                         
- 
                        
                            Conductivity Standard 3000 microsiemeuS/cm @25℃
                    - 
                         
- 
                        
                            Aquamicron(R) Titrant SS 3mg (Karl Fischer Reagent SS)
                    - 
                         
- 
                        
                            Aquamicron(R) Titrant SS-Z 3mg (Karl Fischer Reagent SS-Z)
                    - 
                         
- 
                        
                            Total Base Number TBN Standard: 3.0 mg/g KOH
                    - 
                         
- 
                        
                            Total Base Number TBN Standard: 30 mg/g KOH
                    - 
                         
- 
                        
                            2-(4-Carboxyphenyl)-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxyde,Sodium Salt (Carboxy-PTIO)
                    - 
                         
- 
                        
                            Tellurium in 30% HCl (Teflon) 10,000ug/mL
                    - 
                         
- 
                        
                            Calibration Standard 3 Elements in 2% HNO3 tr. F-
                    - 
                         
- 
                        
                            Calibration Standard 3 Elements in HCl
                    - 
                         
- 
                        
                            Calibration Standard 3 Elements according to Test Method 200.7
                    - 
                         
- 
                        
                            Interference Standard 3 Elements in 20% HCl
                    - 
                         
- 
                        
                            Internal Standard Mix 3 in 7% HNO3
                    - 
                         
- 
                        
                            Tuning Standard 3 Elements in 1% HNO3 0.5% HCl
                    - 
                         
- 
                        
                            ICP Multi-Element Standard, 3 Elements
                    - 
                         
- 
                        
                            Silver, Small Granular, 425 - 850um(20 - 35mesh)
                    - 
                         
- 
                        
                            Validation Kit for Wet Chemistry TOC contains 3 x blanks, 2 x 0.5mg/L C NIST KHP,1mg/L NIST KHP.
                    - 
                         
- 
                        
                            TOC/TIC Calibration Set 3 point Carbon Verification Set
                    - 
                         
- 
                        
                            TOC Standard Set (4 x USP System Suitability Sets Delivered at 3 monthly intervals)
                    - 
                         
- 
                        
                            TOC Total Organic Carbon Standard 30ppm
                    - 
                         
- 
                        
                            TOC/TIC Mixed Standard 30mg/l Organic Carbon, 8mg/l Inorganic Carbon
                    - 
                         
- 
                        
                            Multianion Standard Solution 3
                    - 
                         
- 
                        
                            Fe-Cr alloy Reference Material Set (Cr 5%, 15%, 20%, 30%, 40% )
                    - 
                         
- 
                        
                            Density Standard 3.114ug/mL @15°C
                    - 
                         
- 
                        
                            Density Standard 3.109ug/mL @20℃
                    - 
                         
- 
                        
                            Density Standard 3.104ug/mL @25℃
                    - 
                         
- 
                        
                            Density Standard 3.085ug/mL @40°C
                    - 
                         
- 
                        
                            Density Standard 3.072ug/mL @50°C
                    - 
                         
- 
                        
                            Sucrose (Brix) Standard 30% ICUMSA
                    - 
                         
- 
                        
                            Sucrose (Brix) Standard Stabilised 30%-1.381149
                    - 
                         
- 
                        
                            Sucrose (Brix) Standard Stabilised 30%-1.381149
                    - 
                         
- 
                        
                            Sucrose (Brix) Standard 35% ICUMSA
                    - 
                         
- 
                        
                            Sucrose (Brix) Standard Stabilised 35%-1.390322
                    - 
                         
- 
                        
                            Sucrose (Brix) Standard Stabilised 35%-1.390322
                    - 
                         
- 
                        
                            Osmolality Standard 300mOsm/Kg H2O
                    - 
                         
- 
                        
                            Osmolality Standard 3000mOsm/Kg H2O
                    - 
                         
- 
                        
                            Osmolality Standard Protein Based 320mOsm/Kg H2O
                    - 
                         
- 
                        
                            Osmolality Standard Urine Based 300mOsm/Kg H2O
                    - 
                         
- 
                        
                            n-Octadecyl 3-(3',5'-Di-t-butyl-4'-hydroxyphenyl)propionate Standard
                    - 
                         
- 
                        
                            CSK Standard Solution Silicate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
                    - 
                         
- 
                        
                            CSK Standard Solution Silicate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution Silicate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution nitrate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
                    - 
                         
- 
                        
                            CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
                    - 
                         
- 
                        
                            CSK Standard Solution Silicate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution nitrate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
                    - 
                         
- 
                        
                            CSK Standard Solution Silicate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution nitrate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
                    - 
                         
- 
                        
                            CSK Standard Solution Silicate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution nitrate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            CSK Standard Solution nitrate (contains 3.05% NaCl)
                    - 
                         
- 
                        
                            Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
                    - 
                         
- 
                        
                            Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
                    - 
                         
- 
                        
                            Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
                    - 
                         
- 
                        
                            Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
                    - 
                         
- 
                        
                            Acid Content High Acid Range 3.0M to 10M
                    - 
                         
- 
                        
                            Base Content Medium Base Range 1.0M to 3.0M
                    - 
                         
- 
                        
                            Brix Medium Sucrose (Brix) Range 20% to 34%
                    - 
                         
- 
                        
                            Brix High Sucrose (Brix) Range 35% to 60%
                    - 
                         
- 
                        
                            Osmolality Low Osmolality Range 50mOsm/kg to 350mOsm/kg
                    - 
                         
- 
                        
                            Osmolality Medium Osmolality Range 351mOsm/kg to 999mOsm/kg
                    - 
                         
- 
                        
                            Osmolality High Osmolality Range 1,000mOsm/kg to 3,000mOsm/kg
                    - 
                         
- 
                        
                            Ammonium Phosphate 30% w/v
                    - 
                         
- 
                        
                            Hydrogen Peroxide 3% w/v
                    - 
                         
- 
                        
                            Hydrogen Peroxide 3% w/v
                    - 
                         
- 
                        
                            Potassium Iodide solution 30% w/v
                    - 
                         
- 
                        
                            Boric Acid 3.3% Solution
                    - 
                         
- 
                        
                            Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
                    - 
                         
- 
                        
                            Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
                    - 
                         
- 
                        
                            Pigment Violet 3
                    - 
                         
- 
                        
                            葡聚糖D-3 (mw 3000) , Dextran 3 (货号:124003)
                    - 
                         
- 
                        
                            葡聚糖D-5 (mw 5000) , Dextran 3 (货号:124005)
                    - 
                         
- 
                        
                            3,5-二氯-2-羟基苯磺酸钠|54970-72-8|DHBS|Sodium 3,5-chloro-6-hydroxybenzenesulfonate
                    - 
                         
- 
                        
                            Zwittergent 3-14,zwitterionic detergent, powder, N-Tetradecyl-N,N-dimethyl-3-ammonio-1-propane-sulfonate
                    - 
                         
- 
                        
                            Protocatechuate 3,4-dioxygenase
                    - 
                         
- 
                        
                            Cholesterol Esterase Amano 3
                    - 
                         
- 
                        
                            Lactate Dehydrogenase Amano 3
                    - 
                         
- 
                        
                            Malate Dehydrogenase Amano 3
                    - 
                         
- 
                        
                            鲁米诺  3-氨基邻苯二甲酰肼
                    - 
                         
- 
                        
                            3,5-二氯-2-羟基苯磺酸钠 | Sodium 3,5-chloro-6-hydroxybenzenesulfonate | 54970-72-8
                    - 
                         
- 
                        
                            异硫氰酸荧光素酯, 5-FITC 5-Isothiocyanato fluorescein, CAS号 3326-32-7
                    - 
                         
- 
                        
                            荧光胺, Fluorescamine,  CAS号 38183-12-9
                    - 
                         
- 
                        
                            伊文思蓝, Evans Blue,CAS号 314-13-6
                    - 
                         
- 
                        
                            丽春红 2R, Ponceau 2R, 3761-53-3
                    - 
                         
- 
                        
                            Bilirubin Oxidase Amano 3
                    - 
                         
- 
                        
                            Ascorbate Oxidase Amano 3
                    - 
                         
- 
                        
                            Peroxidase Amano 3
                    - 
                         
- 
                        
                            高效异丙甲草胺 CGA 357704
                    - 
                         
- 
                        
                            高效异丙甲草胺 CGA 368208
                    - 
                         
- 
                        
                            高效异丙甲草胺 CGA 37735
                    - 
                         
- 
                        
                            农药混标 32
                    - 
                         
- 
                        
                            农药混标 34
                    - 
                         
- 
                        
                            有机氯杀虫剂混标 3
                    - 
                         
- 
                        
                            农药混标 32
                    - 
                         
- 
                        
                            农药混标 34
                    - 
                         
- 
                        
                            农药混标 36
                    - 
                         
- 
                        
                            农药混标 323
                    - 
                         
- 
                        
                            含氯农药混标 3
                    - 
                         
- 
                        
                            有机氯杀虫剂混标 3
                    - 
                         
- 
                        
                            USP Solution Acetate Buffer TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Acetate Buffer TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Carbonate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Carbonate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Chloride TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Chloride TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Thiocyanate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonium Thiocyanate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Barium Chloride TS/RS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Barium Chloride TS/RS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Barium Nitrate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Barium Nitrate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromocresol Green TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromocresol Green TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromocresol Purple TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromocresol Purple TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromophenol Blue TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromophenol Blue TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromothymol Blue TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Bromothymol Blue TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Calcium Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Calcium Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Congo Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Congo Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Cupric Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Cupric Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Cupric Citrate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Cupric Citrate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Cupric Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Cupric Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Dichlorofluorescein TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Dichlorofluorescein TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Edetate DiSodium TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Edetate DiSodium TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ferric Chloride TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ferric Chloride TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Glycerin Base TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Glycerin Base TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Lead Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Lead Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Mercuric Chloride TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Mercuric Chloride TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methyl Orange Indicator Conforms to USP 36
                    - 
                         
- 
                        
                            USP Solution Methyl Orange Indicator Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methyl Red TS 2 Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methyl Red TS 2 Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methylene Blue TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methylene Blue TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Neutral Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Neutral Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Oxalic Acid TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Oxalic Acid TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phenol Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phenol Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phenolphthalein TS/RS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phenolphthalein TS/RS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phloroglucinol TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phloroglucinol TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phosphotungstic Acid TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Phosphotungstic Acid TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Carbonate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Carbonate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Iodide TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Iodide TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Potassium Sulfate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Resorcinol TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Resorcinol TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Silver Nitrate 0.100 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Silver Nitrate 0.100 Normal Conforms to USP 36
                    - 
                         
- 
                        
                            USP Solution Sodium Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sodium Acetate TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sodium Chloride Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sodium Chloride Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sulfanilic Acid TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sulfanilic Acid TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Thymol Blue TS/RS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Thymol Blue TS/RS Conforms to USP 36
                    - 
                         
- 
                        
                            USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methyl Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            USP Solution Methyl Red TS Conforms to USP 34
                    - 
                         
- 
                        
                            European Pharmacopoeia Reagent 3M Hydrochloric Acid
                    - 
                         
- 
                        
                            European Pharmacopeoia Phosphate Buffer Solution pH 3.5
                    - 
                         
- 
                        
                            Androsterone 3-acetate,certified