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108374 色氨酸

108374
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概述

Replacement Information

重要规格表

CAS #经验配方
73-22-3C₁₁H₁₂N₂O₂

Products

产品目录编号包装 数量 / 包装
1.08374.0010 塑胶瓶 10 g
1.08374.0100 塑胶瓶 100 g
1.08374.0500 塑胶瓶 500 g
1.08374.9010 塑胶滚桶;塑胶鼓桶 10 kg
描述
产品目录编号108374
同义词Trp
参考
产品信息
CAS号73-22-3
EC号200-795-6
Hill配方C₁₁H₁₂N₂O₂
Molar Mass204.23 g/mol
HS代码2933 99 19
结构配方图像结构配方图像
Quality LevelMQ100
应用
应用L-Tryptophan for biochemistry. CAS 73-22-3, pH 5.5 - 7.0 (10 g/l, H₂O, 20 °C).
生物信息
理化信息
熔点290 °C (分解)
pH值5.5 - 7 (1 g/l, H₂O, 25 °C)
容积密度400 kg/m3
溶解度10 g/l
尺寸
材料信息
毒性学信息
LD 50口服LD50 Rat 16000 mg/kg
GHS安全信息
RTECSYN6130000
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
储存于 +2°C 到 +30°C储存.
包装信息
运输信息
补充信息
规格
Assay (perchloric acid titration, calculated on dried substance)99.0 - 101.0 %
Identity (IR-spectrum)passes test
Identity (specific rotation)passes test
Spec. rotation (α 20/D, 10 g/l, water, calc. on dried substance)-30.0 to -33.0
Appearancewhite to almost white, crystalline or amorphous powder
Appearance of solution (10 g/l, Hydrochloric acid 1 mol/l)clear and colorless
Chloride (Cl)≤ 200 ppm
Sulfate (SO₄)≤ 300 ppm
Fe (Iron)≤ 20 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 (105 °C; 3 h)≤ 0.3 %
Global Trade Item Number
产品目录编号 GTIN
1.08374.0010 04022536103532
1.08374.0100 04022536103549
1.08374.0500 04022536103556
1.08374.9010 04022536692838