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经验配方 CAS号 C₆H₁₂N₂O₄S₂ 56-89-3 描述 产品目录编号 102837 同义词 Cys 产品信息 CAS号 56-89-3 EC号 200-296-3 Hill配方 C₆H₁₂N₂O₄S₂ Molar Mass 240.30 g/mol HS代码 2930 90 13 结构配方图像 理化信息 密度 1.677 g/cm³ (20 °C) 熔点 261 - 262 °C (分解) 容积密度 300 kg/m³ 溶解度 (20 °C) 不溶 GHS安全信息 RTECS HA2690000 储存类别 10 - 13 其它液体及固体 WGK NWG 没有使水遭到危害 规格 规格 Assay (perchloric acid titration, calculated on dried substance) ≥ 99.0 % Identity (IR-spectrum) passes test Appearance white to almost white, fine-crystalline powder Appearance of solution (0.2 mol/l, hydrochloric acid 1 mol/l) clear and colorless Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance) -220.0 to - 225.0 Chloride (Cl) ≤ 0.02 % Sulphate (SO₄) ≤ 0.05 % Heavy metals (as Pb) ≤ 0.001 % As (Arsenic) ≤ 0.0005 % Ca (Calcium) ≤ 0.001 % Co (Cobalt) ≤ 0.0005 % Fe (Iron) ≤ 0.0005 % K (Potassium) ≤ 0.0005 % Mg (Magnesium) ≤ 0.0005 % Na (Sodium) ≤ 0.005 % Zn (Zinc) ≤ 0.0005 % NH₄ (Ammonium) ≤ 0.01 % Foreign amino acids ≤ 0.3 % Other ninhydrine positive substances ≤ 0.3 % Loss on drying (105 °C; 3 h) ≤ 0.3 %
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下一件merck millipore产品：merck millipore,默克密理博,AB9858,Anti-GPCR G2A Antibody
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