IS 10170 : 2025 Byproduct Gypsum, Agricultural Grade - Specification
1 SCOPE
This standard prescribes the requirements and methods of sampling and test for byproduct gypsum in powdered and granular forms used as an amendment for alkali soils.
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 265 : 2021 | Hydrochloric acid - Specification (fifth revision) |
| IS 266 : 2024 | Sulphuric acid - Specification (fourth revision) |
| IS 1288 : 1982 | Methods of test for mineral gypsum (second revision) |
| IS 1289 : 1960 | Methods for sampling of mineral gypsum |
| IS 6046 : 2023 | Gypsum for agricultural use - Specification (second revision) |
| IS 6092 | Methods of sampling and test for fertilizers: |
| (Part 5) : 1985 | Determination of secondary elements and micronutrients (first revision) |
| (Part 6) : 1985 | Determination of moisture and impurities (first revision) |