L(+)-Cysteine 98-102%, high purity

Supplier: VWR

Warning
Synonyms: H-Cys-OH(R)-(+)-Cysteine
J994-500G J994-100G
97063-478 97063-474
L(+)-Cysteine 98-102%, high purity
L(+)-Cysteine


Formula: HSCH₂CH(NH₂)CO₂H
MW: 121.16 g/mol
Boiling Pt: 254 °C (1013 hPa)
Melting Pt: 115 °C
Density: 1.523 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00064306
CAS Number: 52-90-4
EINECS: 200-158-2
Merck Index: 13,02810
Specification Test Results
Arsenic 0.0002%
Assay 98 % - 102 %
Chloride 0.05 %
Heavy Metals 0.001 %
Iron 0.003 %
Loss on Drying 0.5 %
Residue on Ignition 0.2 %
Specific Rotation 7° - 9°
Sulfate 0.03 %

 

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