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Merck
CN

49601

Sigma-Aldrich

L-谷氨酸 单钾盐 一水合物

puriss. p.a., ≥99.0%

别名:

L-谷氨酸钾

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About This Item

线性分子式:
KOOCCH2CH2CH(NH2)COOH · H2O
CAS号:
分子量:
203.23
Beilstein:
3637377
MDL编号:
UNSPSC代码:
12352209
PubChem化学物质编号:
NACRES:
NA.32

等级

puriss. p.a.

质量水平

检测方案

≥99.0% (NT)
≥99.0%

形式

solid

旋光性

[α]20/D +23±1°, c = 5% in 5 M HCl

杂质

≤0.5% foreign amino acids

痕量阴离子

chloride (Cl-): ≤100 mg/kg
sulfate (SO42-): ≤100 mg/kg

痕量阳离子

Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
NH4+: ≤200 mg/kg
Na: ≤500 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES字符串

[K+].[H]O[H].N[C@@H](CCC([O-])=O)C(O)=O

InChI

1S/C5H9NO4.K.H2O/c6-3(5(9)10)1-2-4(7)8;;/h3H,1-2,6H2,(H,7,8)(H,9,10);;1H2/q;+1;/p-1/t3-;;/m0../s1

InChI key

XIBUKSQTWSKJMQ-QTNFYWBSSA-M

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


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