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| Chinese National Standard Category: Coal analysis methods |
| English Title: | Determination of calorific value of coal |
| Chinese Title: | 煤的发热量测定方法 |
| Standard No.: | SD 321-1989 |
| Category No.: | D21 |
| Issued by: | |
| Issued on: | |
| Implemented on: | 1989-10-1 |
| Status: | abolished |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | 2005-07-26 |
| Superseding: | |
| Word Count: | 8000 words |
| Similar Standards: | MT/T 940-2025 GB/T 19560-2025 GB/T 16659-2024 GB/T 43218-2023 GB/T 43219-2023 GB/T 43220-2023 GB/T 19494.2-2023 GB/T 19494.1-2023 GB/T 19494.3-2023 SN/T 5576-2023 GB/T 42035-2022 GB/T 41042-2021 GB/T 40697-2021 DL/T 2296-2021 GB/T 39836-2021 GB/T 39833-2021 GB/T 39538-2020 GB/T 37667-2019 GB/T 37673-2019 GB/T 37769-2019 |
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