IS 4471-1981
Method for determination of strength of naphthol (azo coupling component) (gravimetric and volumetric methods)

Standard No.

IS 4471-1981

Release Date

1982

Published By

IN-BIS

Latest

IS 4471-1981

Scope

1.1 This standard prescribes two methods, namely, gravimetric and volumetric, for determination of strength of naphthols. Both the methods are applicable to the naphthols given in Appendix A.

IS 4471-1981 history

• 1982 IS 4471-1981 Method for determination of strength of naphthol (azo coupling component) (gravimetric and volumetric methods)