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104350 L-组氨酸盐酸盐

104350
Purchase on Sigma-Aldrich

概述

Replacement Information

重要规格表

CAS #经验配方
5934-29-2C₆H₁₀ClN₃O₂ * H₂O

Products

产品目录编号包装 数量 / 包装
1.04350.0025 塑胶瓶 25 g
1.04350.0100 塑胶瓶 100 g
1.04350.0500 塑胶瓶 500 g
1.04350.9010 塑胶滚桶;塑胶鼓桶 10 kg
描述
产品目录编号104350
同义词His
参考
产品信息
CAS号5934-29-2
EC号211-438-9
Hill配方C₆H₁₀ClN₃O₂ * H₂O
Molar Mass209.63 g/mol
HS代码2933 29 90
结构配方图像结构配方图像
Quality LevelMQ100
应用
应用L-Histidine monohydrochloride monohydrate for biochemistry. CAS 5934-29-2, pH 3.5 - 4.5 (100 g/l, H₂O, 20 °C).
生物信息
理化信息
密度1.4723 g/cm3 (20 °C)
熔点256 - 268 °C (分解)
pH值4.38 - 4.48 (149.55 g/l, H₂O, 20 °C)
蒸汽压力<0.1 hPa (20 °C)
容积密度770 kg/m3
溶解度149.55 g/l
尺寸
材料信息
毒性学信息
GHS安全信息
RTECSMS3119000
储存类别10 - 13 其它液体及固体
WGKWGK 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.
安全信息
产品使用声明
储存和货运信息
储存低于+30°C储存.
包装信息
运输信息
补充信息
规格
Assay (calculated on dried substance)99.0 - 101.0 %
Identity (IR-spectrum)passes test
Identity (wet chemistry)passes test
Appearancewhite to almost white crystalline powder or colorless crystals
Appearance of solution (50 g/l CO₂-free water)clear and not more intense in color than reference solution BY₆
Spec. rotation (α 20/D, 110 g/l, hydrochloric acid 120 g/l, calc. on dried substance)+9.2 to +10.6
Sulfate (SO₄)≤ 200 ppm
Heavy metals (as Pb)≤ 10 ppm
As (Arsenic)≤ 5 ppm
Ca (Calcium)≤ 10 ppm
Co (Cobalt)≤ 5 ppm
Fe (Iron)≤ 5 ppm
K (Potassium)≤ 5 ppm
Mg (Magnesium)≤ 5 ppm
Na (Sodium)≤ 50 ppm
Zn (Zinc)≤ 5 ppm
Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity)≤ 0.2 %
Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
Ninhydrin-positive substances (LC) (total impurities)≤ 0.5 %
Loss on drying (150 °C)7.0 - 10.0 %
Global Trade Item Number
产品目录编号 GTIN
1.04350.0025 04022536050256
1.04350.0100 04022536050263
1.04350.0500 04022536050270
1.04350.9010 04022536692692