High Quality USP 99% D-Histidine Powder CAS 351-50-8

• CAS No.: 351-50-8
• Formula: 351-50-8
• EINECS: 351-50-8
• Packaging Material: Drum
• Storage Method: Normal
• Shelf Life: >12 Months
• Model NO.: D-Histidine
• Nutrient Composition: Amino Acid
• Resource: Chemosynthesis
• The content of active substances: 99%
• Appearance: White Powder
• Transport Package: Drum
• Specification: 99%
• Trademark: Recedar
• Origin: China
• HS Code: 0000
• Production Capacity: 100t

Product Description

high quality USP 99% D-Histidine powder CAS 351-50-8

Name: D-Histidine
CAS No. 351-50-8
Formula: C6H9N3O2
Synonyms: Histidine, D- (8CI); (R)-Histidine; H-D-His-OH;
Molecular Weight: 209.63
EINECS: 206-513-8
CAS No.: 351-50-8
Melting Point: 280-290 ° C (DEC. )
Boiling Point: 458.9 ° C at 760 mmHg
Appearance: White powder
Safety: 22-24/25-36/37-26
Transport Information: By air
Package: According to the clients requirement
Storage: Store in dry, dark, ventilated place.
Application: Intermediates
Delivery Time: In stock

D-Histidine
Appearance White powder
Assay 98.0% to 101.0%
Specific Rotation [α ]20/D 11.8 to -12.8 Degree (C=11 in 6N HCl)
Chloride (Cl) Not more than 0.10%
Heavy Metals (Pb) Not more than 10 PPM
Loss on Drying Not more than 0.20%
Residue on Ignition (Sulfated) Not more than 0.20%

COA and other ceitificates will be sent under request.
 

Package	carton drum with two plastic bags inside
Net weight	25KG/Drum
Storage	Sealed in cool and dry place to avoid moisture and light
Shelf life	2 years when properly stored
Lead time	1~3 days after confirmation

  

Item	Inspection Standard
Appearance	White crystals or crystalline powder
Identification	As per USP
Specific rotation	+12.0°~+12.8°
PH PH	7.0 to 8.5
Loss on drying	Not more than 0.2%
Residue on ignition	Not more than 0.4%
Chloride	Not more than 0.02%
Sulfate	Not more than 0.02%
Iron	Not more than 0.003%
Heavy metals	Not more than 0.0010%
Chromatographic purity	As per USP
Residual solvents	As per USP
Assay	99.0% ~ 101.0%

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