IS 258 : 2000 Potash Alum - Specification

1 Scope

This standard prescribes the requirements and methods ofsampling and test for potash alum (aluminium potassium sulphate).

2 Normative References

IS 264 : 1976Nitric acid

IS 265 : 1993Hydrochloric acid

IS 321 : 1964Absolute alcohol

IS 1070 : 1992Reagent grade water

IS 2088 : 1983Methods for determination of arsenic

IS 4905 : 1968Methods for random sampling