|Product name: ||Guaifenesin|
|CAS No.: ||93-14-1|
Guaifenesin is a white or almost white, crystalline powder. It is sparingly soluble in water, soluble in alcohol.
Guaifenesin is an expectorant and antitussive drug. It has antitussive, spasmolytic and anticonvulsant effects. It is suitable for chronic bronchitis and bronchiectasis with multi-phlegm and cough. It is commonly used in combination with other antitussive and antiasthmatic drugs.
|Appearance ||White or almost white, crystalline powder.|
|Melting range||79°C to 83°C|
|Appearance of solution||Meets the requirements.|
|Acidity or alkalinity||Meets the requirements.|
|Chlorides and monochlorhydrins||≤250 ppm|
|Heavy metals||≤25 ppm|
|Loss on drying||≤0.5%|
|Guaifenesin β-isomer ||≤1.0%|
|Any other individual impurity||≤0.5%|
|Total (excluding β-isomer)||≤1.0%|
|Assay ||98.0% - 102.0%|
Packing and Storage
Preserve in tight containers.