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49601

Sigma-Aldrich

L-Glutamic acid monopotassium salt monohydrate

puriss. p.a., ≥99.0%

Synonym(s):

Potassium L-glutamate

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About This Item

Linear Formula:
KOOCCH2CH2CH(NH2)COOH · H2O
CAS Number:
Molecular Weight:
203.23
Beilstein/REAXYS Number:
3637377
MDL number:
UNSPSC Code:
12352209
PubChem Substance ID:
NACRES:
NA.32

grade

puriss. p.a.

Quality Level

assay

≥99.0% (NT)
≥99.0%

form

solid

optical activity

[α]20/D +23±1°, c = 5% in 5 M HCl

impurities

≤0.5% foreign amino acids

anion traces

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

cation traces

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 string

[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

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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