L-Histidine

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Why choose Rongsheng?
1
Low MOQ with competitive price
2
ISO,HALAL,KOSHER certified
3
Founded in 2008,more than 10 years experience.
4
High quality products with USP/BP/EP/FCCV standard
5
Sales to more than 100 countries.
6
Professional team 7X24 hours customer service
High Quality L-Histidine
Product Description Product Name L-HistidineBrand NameRongshengSpecification L-Histidine 99%Appearance White Crystal PowderMolecular Formular C6H9N3O2Molecular Weight 155.16Storage Store in cool dry place, avoid sunlight and high temperature.
Item
Specifications
Test Results
Appearance
White Crystal Powder
Conform
Identification
As per USP29
Conform
Specific rotation
+12.6°~+14.0°
+12.8°
PH
7.0 to 8.5
8.0
Loss on drying
Not more than 0.2%
0.14%
Residue on ignition
Not more than 0.4%
0.04%
Chloride
Not more than 0.05%
<0.05%
Sulfate
Not more than 0.03%
<0.03%
Iron
Not more than 0.003%
<0.003%
Heavy metals
Not more than 0.0015%
<0.0015%
Chromatographic purity
As per USP29
Conform
Residual solvents
As per USP29
Conform
Assay
99.5% ~ 101.5%
99.65%
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L-Isoleucine
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