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CAS号 EC号 Hill配方 化学配方 摩尔质量 级别值 10028-24-7 231-448-7 HNa₂O₄P * 2 H₂O Na₂HPO₄ * 2 H₂O 177.99 g/mol Ph Eur,BP,USP 描述 产品目录编号 137036 同义词 Sodium monohydrogen phosphate, Sodium phosphate dibasic 产品信息 CAS号 10028-24-7 EC号 231-448-7 级别 Ph Eur,BP,USP Hill配方 HNa₂O₄P * 2 H₂O 化学配方 Na₂HPO₄ * 2 H₂O Molar Mass 177.99 g/mol HS代码 2835 22 00 理化信息 密度 2.1 g/cm³ (20 °C) 熔点 92.5 °C 除去结晶水 pH值 9.0 - 9.4 (50 g/l, H₂O, 20 °C) 容积密度 850 - 1000 kg/m³ 溶解度 93 g/l (20 °C) 毒性学信息 LD 50口服 LD50 Rat > 2000 mg/kg GHS安全信息 储存类别 10 - 13 其它液体及固体 WGK WGK 1 轻度的水危害 一次性 14
无机盐类: 第I类. 该盐类的中性溶液:第D类. 在归入第D类之前, 以广用试纸(编号: 109535)测定pH值.规格 规格 Assay (calculated on dried substance according to Ph. Eur.) 98.0 - 101.0 % Assay (calculated on dried substance according to USP) 98.0 - 100.5 % Identity passes test Appearance of solution passes test In water insoluble matter ≤ 0.3 % pH-value (5 %; water) 8.9 - 9.2 Chloride (Cl) ≤ 0.005 % Sulphate (SO₄) ≤ 0.02 % Heavy metals (as Pb) ≤ 0.001 % As (Arsenic) ≤ 0.0002 % Fe (Iron) ≤ 0.001 % Sodium dihydrogen phosphate (NaH₂PO₄) ≤ 1.7 % Residual solvents (Ph.Eur./USP/ICH) excluded by manufacturing process Substances reducing potassium permanganate (as O) passes test Loss on drying (130 °C) 19.5 - 21.0 % Endotoxins ≤ 2.5 I.U./g Total aerobic microbial count ≤ 1E+02 CFU/g Total yeast and mould count ≤ 1E+02 CFU/g DNases (Exo- and endonucleases) (not detectable) passes test RNases (not detectable) passes test Proteases (not detectable) passes test Residues of metal catalysts or metal reagents acc. to EMEA/CHMP/SWP/4446/2000 are not likely to be present. Corresponds to Ph Eur, BP, USP
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