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1 Kilogram |
Negotiable |
Cyproheptadine hcl CYPROHEPTADINE HCL Cyproheptadine Hydrochloride
≥99.0%
Appearance |
White or slightly yellow,odorless or practically odorless,crystalline powder |
Solubility |
Slightly soluble in water,freely soluble in methanol;hardly dissolve in ethanol |
Identification |
1) Infra red reference spectra should corresponding to reference spectrum |
|
2)Saturated aqueous solution reveal chloride identification |
|
3)ultraviolet spectrum(maximum absorption peak at 286nm) |
Related substance |
Must comply requlate (HPLC) |
Acidity (0.05% as HCL,ml) |
Not more than 0.15ml |
Water (by k.f.%w/w) |
7.0%~9.0% |
Residue on ignition (in % w/w) |
Not more than 0.1% |
Heavy metals (% w/w) |
Not more than 0.002% |
Assay (by titrimetry on dried basis %w/w) |
Not less than 98.5% |
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