Revised Standard from Last Update.

1. SCOPE

This standard prescribes the requirements and the methods of sampling and test for sodium bisulphite (sodium metabisulphite).

2. REFERENCES

The Indian Standards given below contain provisions which through reference in this text, constitute provision 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.

IS 265 : 2021 Hydrochloric acid - Specification (fifth revision)

IS 1070 : 1992 Reagent grade water (third revision)

IS 3025 (Part 2) : 2019/ISO 11885 : 2007 Methods of sampling and test (physical and chemical) for water and wastewater: Part 2 Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES) (first revision)