Appearance: A white or almost white crystalline Identification: A、B in Pass Melting Point :165°- 169° Solution transp…
Appearance: A white or almost white crystalline
Identification: A、B in Pass
Melting Point :165°- 169°
Solution transparence :50mg/mL colourless liquid
Organic volatile impurities: Meets the requirements
Packaging and storage:
Preserve in tight containers. Store at 25 ,
excursions permitted between15 and 30 .
Limit of free p-aminobenzoic acid:≤ 0.1 %
USP Reference standards :USP Procainamide Hydrochloride RS.
Loss on drying :≤ 0.3 %
Residue on ignition :≤ 0.1 %
Heavy Metals(ppm): ≤ 0.002 %
Assay :98.0 - 102.0 %
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