IS 3204 : 2024 Limestone for Chemical Industry - Specification
1 SCOPE
1.1 This standard prescribes the requirements and the methods of sampling and test for limestone for chemical industry. It also covers seashells and calcite, a crystalline form of naturally occurring calcium carbonate.
1.1.1 This standard does not cover limestone for building, agricultural, metallurgical, glass and ceramic industries.
2 REFERENCES
The standards listed in Annex A 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 Indian Standard are encouraged to investigate the possibility of applying the most recent editions of these standards.
| IS No. | Title |
| IS 296 : 2023 | Sodium Carbonate, Anhydrous - Specification (fourth revision) |
| IS 574 : 2024 | Glassy sodium metaphosphate - Specification (fifth revision) |
| IS 1070 : 2023 | Reagent grade water - Specification (fourth revision) |
| IS 1760 | Chemical analysis of limestone, dolomite and allied materials: |
| (Part 1) : 1991 | Determination of loss on ignition (first revision) |
| (Part 2) : 1991 | Determination of silica (first revision) |
| (Part 3) : 1992 | Determination of iron oxide, alumina, calcium oxide and magnesia (first revision) |
| (Part 4) : 1991 | Determination of carbon dioxide (first revision) |
| IS 2109 : 1982 | Methods of sampling dolomite, limestone and other allied materials (first 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) |
| IS 4161 : 2023 | Nessler cylinder - Specification (first revision) |