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L-Histidine CAS 71-00-1

Chemical name: L-Histidine

Synonymous names:Histidine;

L-[+]-Histidine;

L-Histidine Base;

CAS No:71-00-1

Molecular formula:C6H9N3O2

Molecular weight:155.15

EINECS:200-745-3

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Structural formula：

Product Description：

Test Items	Standard
Test Items	CP2020	USP	AJI92
Assay,%	99.0Min	98.0-101.6%	99.0-101.0%
PH	7.0-8.5	--	--
Specific rotation[α]D 20	+12.0°-+12.8°	--	--
Heavy metals(Pb),%	10ppm Max	15ppm Max	10ppm Max
Chloride(Cl),%	0.02Max	0.05Max	0.02Max
Sulfate(SO4),%	0.02Max	0.03Max	0.02Max
Iron(Fe),%	10ppm Max	30ppm Max	10ppm Max
Loss on drying,%	0.20Max	0.20Max	0.20Max
Residue on ignition,%	0.10Max	0.40Max	0.10Max

Properties and Usage:

1. Because L-Histidine is an important amino acid for the human body, it can be used as a nutritional supplement.

2. It can be added to amino acid drugs and used to treat some symptoms.

3. Most of them are used in the form of amino acid solutions.

Usage limit: should not exceed 0.02%

Storage conditions: It is stored in a dry and ventilated warehouse, protected from direct sunlight, sealed and stored, and is valid for two years

Packing:This product is packed in a double-layer polyethylene film bag. 25kg cardboard drums are used for outer packaging. It can also be customized according to customer