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1. Best quality L-histidine basse, amino acid, NEAA 2. CAS Number: 71-00-1 3. Assay: 98.5%-101% 4. White crystalline powder
Histidine: Important for the synthesis of red and white blood cells. It is a precursor for histamine which is good for sexual arousal. Improve blood flow. Side effects of high dosage of histidine include stress and anxiety.
Appearance: White crystal or crystalline powder
Assay: 98%-101%
Standard: BP/FCC/USP
Description | White crystalline powders |
Assay | 98.0~101.0% |
State of solution | Not less than 95.0% |
Specific optical rotation | +12.0°~ +12.8° |
Chloride | Not more than 0.02% |
Ammonium | Not more than 0.02% |
Sulfate | Not more than 0.02% |
Iron | Not more than 10ppm |
Heavy metals | Not more than 10ppm |
Arsenic | Not more than 1ppm |
Loss on drying | Not more than 0.20% |
Residue on ignition | Not more than 0.10% |
L-Histidine