IS 7842: 2022 Textile Dyestuffs - Method for Evaluating Strength of Reactive Dyes (Vinyl Sulphone Type) by Dyeing Test

ICS 59.040; 71.040.50

TXD 07

Revised Standard from Last Update.

1. SCOPE

This standard prescribes a method for determination of strength of reactive dyes (vinyl sulphone type) by dyeing test. This standard does not include automated instrumental method.

2. REFERENCES

The following standards contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.

255 : 1982 Specification for sodium sulphate, anhydrous (Technical grade) (second revision)

573 : 1992 Trisodium phosphate – Specification (fourth revision)

1070 : 1992 Reagent grade water – Specification (third revision)