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重要规格表
CAS号 EC号 Hill配方 摩尔质量 级别值 56-85-9 200-292-1 C₅H₁₀N₂O₃ 146.15 g/mol DAB,USP 描述 产品目录编号 100286 同义词 L-Glutamic acid-5-amide, Gln 产品信息 CAS号 56-85-9 EC号 200-292-1 级别 DAB,USP Hill配方 C₅H₁₀N₂O₃ Molar Mass 146.15 g/mol HS代码 2924 19 00 结构配方图像 理化信息 熔点 185 - 186 °C pH值 4.0 - 6.0 (25 g/l, H₂O, 20 °C) 容积密度 640 kg/m³ 溶解度 100 g/l (40 °C) 毒性学信息 LD 50口服 LD50 Rat 7500 mg/kg GHS安全信息 RTECS MA2275100 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 3
反应性相对较低的有机物必须被收集在第A类, 如果被卤化则在第B类, 如果为固体残留物则归在第C类.规格 规格 Assay (perchloric acid titration, calculated on dried substance) 99.0 - 101.0 % Identity (IR-spectrum) passes test Appearance white to almost white, fine powder Appearance of solution (25 g/l; CO₂-free water) clear and colorless Spec. rotation (α 20/D, 100 g/l, hydrochloric acid 2 mol/l, calc. on dried substance) +31.5 to +33.0 Spec. rotation (α 20/D, 40 g/l, water, calc. on dried substance) +6.3 to +7.3 pH (25 g/l; CO₂-free water) 4.0 - 6.0 Chloride (Cl) ≤ 200 ppm Sulphate (SO₄) ≤ 200 ppm Heavy metals (as Pb) ≤ 10 ppm Fe (Iron) ≤ 10 ppm NH₄ (Ammonium) ≤ 0.1 % Ninhydrin - positive substances (TLC) ≤ 0.5 % Residual solvents (ICH Q3C) excluded by manufacturing process Sulfated ash (600 °C) ≤ 0.1 % Loss on drying (105 °C; 3 h) ≤ 0.3 % Bacterial endotoxins ≤ 2.0 I.U./g Residues of metal catalysts or metal reagents acc. to EMEA/CHMP/SWP/4446/2000
are not likely to be present.Corresponds to DAB, USP.
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