Histamine Dihydrochloride, CAS No. 56-92-8 Hot selling high quality
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shijiazhuang standard chemicals co.ltd
Histamine Dihydrochloride
Item | Specifications | Results |
Appearance | White crystalline powder | White crystalline powder |
Purity | 98.5~101.0% | 99.8% |
PH | 2.85-3.60 | 3.52 |
Histidine(TLC) | Not be detected | Passed |
Solubility | Clearly | Passed |
Loss on drying | ≤0.50% | 0.25% |
As | ≤10ppm | 6ppm |
SO4 | ≤0.02% | 0.015% |
Pb | ≤10ppm | 7ppm |