乙酸钠三水合物 USP, Ph. Eur., BP
供应商: VWR Chemicals
Synonyms:
乙酸
VWRC27649.297EA
446.75
CNY
VWRC27649.297
VWRC27649.468
乙酸钠三水合物 USP, Ph. Eur., BP
乙酸钠三水合物
Appearance: White or almost white, crystalline powder or colourless crystals.
Caution: Not for use as Active Pharmaceutical Ingredient (API)
分子式:
H₃CCOONa·3H₂O 分子量: 136.08 g/mol 沸点: 120…123 °C (1013 hPa) 溶点: 58 密度: 1.4 g/cm³ (20 °C) 存储条件: Ambient |
MDL编号:
MFCD00071557 CAS号: 6131-90-4 EINECS: 204-823-8 Merck Index: 13,08642 |
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产品技术规格
Appearance | Conforms (see CoA/CoS) |
Heavy metals (as Pb) | Max. 10 ppm |
Residual solvents | Passes test |
Cd (Cadmium) | Max. 1 ppm |
Co (Cobalt) | Max. 1 ppm |
Hg (Mercury) | Max. 2 ppm |
Ni (Nickel) | Max. 1 ppm |
Pb (Lead) | Max. 2 ppm |
V (Vanadium) | Max. 3 ppm |
Conforms to Ph.Eur./USP/BP | Passes test |
Ph.Eur./BP specifications: | Passes test USP |
Assay (dried substance) [Ph.Eur./BP] | 99,0 --> 101,0 % |
Identification A | Passes test USP |
Identification B | Passes test USP |
Identification C | Passes test Ph.Eur./BP |
Appearance of solution | Passes test Ph.Eur./BP |
pH (5 %) [Ph.Eur./BP] | 7,5 --> 9,0 |
Reducing substances | Passes test Ph.Eur./BP |
Cl (Chloride) [Ph.Eur./BP] | Max. 200 ppm |
SO4 (Sulphate) [Ph.Eur./BP] | Max. 200 ppm |
As (Arsenic) [Ph.Eur./BP] | Max. 2 ppm |
Ca and Mg (as Ca) [Ph.Eur./BP] | Max. 50 ppm |
Fe (Iron) [Ph.Eur./BP] | Max. 10 ppm |
Loss on drying (130°C) [Ph.Eur./BP] | 39,0 --> 40,5 % |
USP specifications: | Max. 3 ppm |
Assay (calculated on dried basis) [USP] | 99,0 --> 101,0 % |
Cl (Chloride) [USP] | Max. 350 ppm |
SO4 (Sulphate) [USP] | Max. 50 ppm |
Calcium and magnesium | Passes test USP |
K (Potassium) | Passes test USP |
pH [USP] | 7,5 --> 9,2 |
Loss on drying (120°C) [USP] | 38,0 --> 41,0 % |
Insoluble matter [USP] | Max. 0,05 % |
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