IS 4752 : 2025 Sodium Metabisulphite, Food Grade - Specification
Revised Standard from Last Update.
1 SCOPE
This standard prescribes the requirements and the method of sampling and test for sodium metabisulphite for use as a food preservative.
2 REFERENCES
The standards given below 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 edition of these standards:
| IS No. | Title |
| IS 1070 : 2023 | Reagent grade water - Specification (fourth revision) |
| IS 1699 : 2024 | Food colours - Methods of sampling and test (third revision) |
| IS 2711 : 1979 | Specification for direct reading pH meters (second revision) |
| IS 4751 : 2023 | Potassium metabisulphite food grade - Specification (second revision) |