Customization: | Available |
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CAS No.: | 71-00-1 |
Formula: | C6h9n3o2 |
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Product Name: L-Histidine
Specification: 98.5%~101.5%
Appearance: White or almost white crystalline powder or colourless crystals
TECHNICAL DATE SHEET
PRODUCT SPECIFICATIONS | ||
Product Name: | L-Histidine | |
CAS number | 71-00-1 | |
Molecular formula | C6H9N3O2 | |
ANALYSIS ITEMS | SPECIFICATION | TEST METHOD |
Appearance | White or almost white crystalline powder or colourless crystals | |
Identification | As per USP33 | |
Specific rotation[a]D20° | +12.6°~+14.0° | |
Chloride | ≤0.05% | |
Sulfate(SO4) | ≤0.03% | |
Iron(Fe) | ≤0.003% | |
Heavy metals(Pb) | ≤0.0015% | |
PH | 7.0-8.5 | |
Residual solvents | As per USP33 | |
Chromatographic purity | As per USP33 | |
Loss on drying | ≤0.2% | |
Residue on ignition | ≤0.4% | |
Assay | 98.5%~101.5% | |
Packing | Pack in paper-drums and two plastic-bags inside N.W. 25 kgs I.D.35xH51cm. | |
Storage | Store in a well-closed container away from moisture, light, oxygen. | |
Shelf Life | 24 months under the conditions above and in its original packaging |