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1 Kilogram |
Negotiable |
Amitriptyline Hydrochloride Amitriptyline hcl Amitriptyline
≥99.0% conform to the CP2010.
Amitriptyline Hydrochloride
Characters |
A white to almost white powder or colorless crystals |
Melting point |
195-199℃ |
Identification |
(1) Show positive reaction (2) An absorption maximum at 239nm. Absorbance: 0.51~0.56 (3) IR (4) Show positive reaction |
Appearance of solution |
Meets the requirements |
pH |
4.6~6.0 |
Related substances |
Any single impurity: NMT 0.4% Total impurities: NMT 0.8% |
Residual solvents |
Toluene: NMT0.089% Tetrahydrofuran: NMT 0.072% Isopropanol: NMT 0.5% |
Heavy metals |
≤ 10ppm |
Loss on drying |
≤ 0.3% |
Sulphated ash |
≤ 0.1% |
Microbe limit |
Bacteria ≤ 500cfu/g Mold and yeast ≤ 50cfu/g Escherichia coli Undetectable |
Assay |
≥99.2% (C20H23N • HCl ) (calculated on dried basis) |
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