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105707 L-甲硫氨酸

105707
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概述

Replacement Information

重要规格表

CAS #经验配方
63-68-3C₅H₁₁NO₂S

Products

产品目录编号包装 数量 / 包装
1.05707.0025 塑胶瓶 25 g
1.05707.0100 塑胶瓶 100 g
1.05707.1000 塑胶瓶 1 kg
1.05707.9010 塑胶滚桶;塑胶鼓桶 10 kg
描述
产品目录编号105707
同义词Met
参考
产品信息
CAS号63-68-3
EC号200-562-9
Hill配方C₅H₁₁NO₂S
Molar Mass149.21 g/mol
HS代码2930 40 10
结构配方图像结构配方图像
Quality LevelMQ100
应用
应用L-Methionine for biochemistry. CAS 63-68-3, pH 5 - 7 (10 g/l, H₂O, 20 °C).
生物信息
理化信息
密度1.34 g/cm3 (20 °C)
熔点280 - 282 °C
pH值5 - 7 (10 g/l, H₂O, 20 °C)
容积密度550 kg/m3
溶解度48 g/l
尺寸
材料信息
毒性学信息
LD 50口服LD50 Rat 36000 mg/kg
GHS安全信息
RTECSPD0457000
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 +5°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 %
Identity (IR-spectrum)passes test
Appearancewhite or almost white, crystalline powder or colorless crystals
Appearance of solution (0.5 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)+22.5 to +23.5
UV-Absorption (260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)≤ 0.50
UV-Absorption (280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)≤ 0.20
Chloride (Cl)≤ 0.02 %
Sulfate (SO₄)≤ 0.01 %
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 %
NH₄ (Ammonium)≤ 0.01 %
Zn (Zinc)≤ 0.0005 %
Foreign amino acids≤ 0.3 %
Other ninhydrine positive substances≤ 0.1 %
Loss on drying (105 °C; 3 h)≤ 0.3 %
Global Trade Item Number
产品目录编号 GTIN
1.05707.0025 04022536067612
1.05707.0100 04022536067629
1.05707.1000 04022536067636
1.05707.9010 04022536692753