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Guaifenesin

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Guaifenesin

CAS number: 93-14-1

Molecular formula:C10H14O4

Molecular weight:198.22

Shelf Life: 5 years

Packing: 25kg/Drum

Specification:

ITEMS

STANDARD

RESULTS

Appearance

white crystalline powder

white crystalline powder

Identification

IR: Conform to RS spectrum

Conform to RS spectrum

UV: Conform to RS spectrum

Conform to RS spectrum

Chemical test: positive

positive

Melting range

78-82centigrade

79.0-80.0centigrade

Loss on drying

≤0.5%

0.03%

Heavy metals

≤0.0025%

<0.0025%

Related substances

β-isomer ≤1.5%

0.15%

Guaiacol ≤0.03%

0.01%

Bisether ≤0.5%

0.12%

1,3-bis(2-methoxyphenoxy)propan-2-ol ≤0.5%

0.11%

Other individual unknown impurity ≤0.10%

0.01%

Sum of all impurities ≤1.0%

0.24%

Residual solvent

≤0.5%

0.03%

Assay

98.0-102.0%

99.2%

 

Function                                                                                                                        

 Guaifenesin is an expectorant. It helps loosen congestion in your chest and throat, making it easier to cough out through your mouth.

Guaifenesin is used to reduce chest congestion caused by the common cold, infections, or allergies

 


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