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| Chinese National Standard Category: Inorganic acid and alkali |
| English Title: | Component determination of sodium hydroxide for industrial use—Part 1: Sodium hydroxide and sodium carbonate |
| Chinese Title: | 工业用氢氧化钠成分分析 第1部分：氢氧化钠和碳酸钠 |
| Standard No.: | GB/T 4348.1-2026 |
| Category No.: | G11 |
| Issued by: | SAMR, SAC |
| Issued on: | 2026-01-28 |
| Implemented on: | 2026-8-1 |
| Status: | to be valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 4348.1-2013 Sodium hydroxide for industrial use—Determination of sodium hydroxide and sodium carbonate content |
| Word Count: | 7000 words |
| Similar Standards: |
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