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SILDENAFIL CITRATE (CAS NO.171599-83-0) 100gram/bag (3.53 oz)

SILDENAFIL CITRATE (CAS NO.171599-83-0) 100gram/bag (3.53 oz)

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SILDENAFIL CITRATE (CAS NO.171599-83-0), 100gram/bag (3.53 oz)




A white to off white Powder


Soluble in dimethylformamide, sparingly soluble in acetic acid and slightly soluble in methanol.

Identification by


B) Test for citrates

To complies as per I.P

Melting Range

Between 182 C to 196 C

Water by KFR

NMT 2.0%

Citric acid content

28.0 to 34.0% w/v

Loss on drying at 105 C

NMT 1.0 % w/w

Heavy metals

NMT 20 ppm

Sulphated ash

NMT 0.10 % w/w

Related substance by HPLC

N-Oxide impurity NMT 0.50 %

Chloro sulphonyl impurity NMT 0.20 %

Any other impurity NMT 0.30 %

Total impurities NMT 1.5 %

Assay by HPLC

Sildenafil citrate calculated on dried basis 98.0% to 102.0% w/w

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