IS 5438 : 1977 Specification for Nitrobenzene-3-Sulphonic Acid, Sodium Salt

1 Scope

1.1 This standard prescribes the requirements and the methods ofsampling and test for nitrobenzene-3-sulphonic acid, sodium salt.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 1070 : 1977Specification for water for general laboratory use

IS 2552 : 1970Specification for steel drums (galvanized andungalvanized)

IS 5299 : 1969Methods of sampling and tests for dye intermediates