Disulfiram CAS NO.97-77-8

Item

Specifications

Results

Appearance

 white with yellowness greenish hue,to light

yellow with greenish hue color crystalline powder

Positive

Assay,Titration

≥99.0

99.2

Color of solution

D under 440ml<0.2

0.13

Diethyldithiocarbamate

<0.015

--

Sulphate

<0.025

0.010

Chloride

<0.005

0.003

Phosphate

<0.02

0.01

Heavy metals

<0.001

--

Arsenic

<0.001

--

Impurities TLC

Total <0.5

0.3

Melting Point

69.0-72.0

70.5

Loss of Drying

<0.20

0.05

Ash content

<0.10

0.03

Solubility

Pass test

Pass test

Microbiological method

Pass test

Pass test

Identity

Pass test

Pass test

Conclusion

This product conforms toUSP28