L-Histidine, USP

Histidine; L-alpha-Amino-4(or 5)-imidazole-propionic Acid

 

Chemical Formula

C6H9N3O2

Molecular Weight

F.W. 155.15

CAS #

71-00-1

 

Safety Information

Health Hazard

1

Fire Hazard

1

Reactivity

0

Material Safety Data Sheet

 

Test

Specification

Assay (C6H9N3O2; Dried Basis)98.5-101.5%
Specific Rotation, [a]D25+12.6° to +14.0°
pH of a 1 in 50 Solution7.0-8.5
Chromatographic PurityTo pass test
MAXIMUM LIMITS
Loss on Drying0.2%
Residue on Ignition0.

 

UPS limit

150 lb

Chemical information and descriptions have been provided by Spectrum Chemicals.

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 H1021-11   L-Histidine, USP - L-Histidine, USP - C6H9N3O2 - 1 KG H1021-11 $3,339.50
 H1021-06   L-Histidine, USP - L-Histidine, USP - C6H9N3O2 - 100 GM H1021-06 $741.06
 H1021-04   L-Histidine, USP - L-Histidine, USP - C6H9N3O2 - 25 GM H1021-04 $274.66
 H1021-16   L-Histidine, USP - L-Histidine, USP - C6H9N3O2 - 5 KG H1021-16 $9,731.43
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