IS 5158 : 1987 Specification for Phthalic Anhydride, Technical

1 Scope

1.1 This standard prescribes the requirements, and methods ofsampling and test for phthalic anhy dride, technical, suitable forindustrial purposes.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 264 : 1976Specification for nitric acid

IS 265 : 1976Specification for hydrochloric acid

IS 266 : 1977Specification for sulphuric acid

IS 915 : 1975Specification for one-mark graduated flask

IS 1070 : 1977Specification for water for general laboratory use

IS 2552 : 1979Specification for steel drums (galvanized orungalvanized)

IS 4905 : 1968Methods for random sampling

IS 7420 : 1974 Codeof safety for phthalic anhydride