IS 1355 : 2025 Coal and Coke - Determination of Chemical Composition of Ash
| ICS 73.040; 75.160.10 | PCD 07 |
1 SCOPE
1.1 This standard prescribes the methods of test for the analysis of ash of coal and coke. The standard contains definitions of terms and methods of preparation of ash.
1.2 Should any inconsistency exist between the requirements of this standard and those, if any, given in standards for individual materials, the latter shall prevail.
1.3 Test methods not described in this standard and not specified in the standard for individual materials shall be subject to agreement between the purchaser and the vendor.
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 standard are encouraged to investigate the possibility of applying the most recent edition of these standards.
| IS No. | Title |
| IS 264 : 2005 | Nitric acid - Specification (third revision) |
| IS 265 : 2021 | Hydrochloric acid - Specification (fifth revision) |
| IS 266 : 2024 | Sulphuric acid - Specification (fourth revision) |
| IS 321 : 1964 | Specification for absolute alcohol (first revision) |
| IS 323 : 2009 | Rectified spirit for industrial use - Specification (second revision) |
| IS 436 (Part 1/Sec 1) : 2024 | Methods for sampling of coal and coke: Part 1 Sampling of coal, Section 1 Manual sampling (second revision) |
| IS 1070 : 2023 | Reagent grade water - Specification (fourth revision) |
| IS 1350 (Part 1) : 2025 | Coal and coke - Methods of test: Part 1 Proximate analysis (third revision) |
| IS 4311 : 2024/ISO 602 : 2015 | Coal - Determination of mineral matter (first revision) |
| IS 16143 | Hard coal and coke - Mechanical sampling: |
| (Part 2) : 2021/ISO 13909-2 : 2016 | Coal - Sampling from moving streams (first revision) |
| (Part 3) : 2021/ISO 13909-3 : 2016 | Coal - Sampling from stationary lots (first revision) |
| (Part 4) : 2021/ISO 13909-4 : 2016 | Coal - Preparation of test samples (first revision) |
| (Part 5) : 2021/ISO 13909-5 : 2016 | Coke - Sampling from moving streams (first revision) |
| (Part 6) : 2021/ISO 13909-6 : 2016 | Coke - Preparation of test samples (first revision) |