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Chlorphenamine (INN), also called chlorpheniramine (USAN and former BAN), commonly marketed in the form of chlorphenamine maleate, is a first-generation alkylamine antihistamine used in the prevention of the symptoms of allergic conditions such as rhinitis and urticaria. Its sedative effects are relatively weak compared to other first-generation antihistamines.
Specification:
|
Items |
Specification |
|
Appearance |
White or almost white powder |
|
Identification |
Meets the requirements |
|
Specific Rotation |
-0.10 ~ +0.10° |
|
Water |
≤0.5% |
|
Heavy Metals |
≤0.002% |
|
Redidue in Ignition |
≤0.2% |
|
Related Substances |
Meets the requirements |
|
Benzene Sulfonic Acid |
27.3 ~ 28.7% |
|
Ethanol |
≤300ppm |
|
Toluene |
≤60ppm |
|
Benzene |
≤2ppm |
|
Acetic Acid |
≤600ppm |
|
Methylamine |
≤20ppm |
|
Ethyl Benzene Sulfonate |
≤5ppm |
|
Particle Size |
Meets the requirements |
|
Assay |
98.0 ~102.0% |
|
Standard |
USP33 |
Packaging details:
|
Packaging details: |
25kg/drum with double plastic bags inside; packed in a cardboard drum or fiber HDPE drum. |
|
Storage: |
Stored in a clean, cool, dry area; keep away from moisture and strong, direct light/heat |
|
Shelf Life: |
5 years if sealed and store away from direct sun light. |
