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| Position: Chinese Standard in English/GB/T 223.91-2021 |
| GB/T 223.91-2021 Iron,steel and alloy—Determination of copper—2,2′-Biquinoline spectrophotometric method (English) | |||
| Standard No.: | GB/T 223.91-2021 | Status: | valid remind me the status change |
| Target Language: | English | File Format: | |
| Word Count: | 7500 words | Translation Price(USD): | 225.0 remind me the price change |
| Implemented on: | 2022-3-1 | Delivery: | via email in 1~3 business day |
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| Standard No.: | GB/T 223.91-2021 |
| English Name: | Iron,steel and alloy—Determination of copper—2,2′-Biquinoline spectrophotometric method |
| Chinese Name: | 钢铁及合金 铜含量的测定 2，2-联喹啉分光光度法 |
| Chinese Classification: | H11 Steel and iron alloy analysis method |
| Professional Classification: | GB National Standard |
| ICS Classification: | 77.080.01 Ferrous metals in general |
| Source Content Issued by: | SAMR; SAC |
| Issued on: | 2021-8-20 |
| Implemented on: | 2022-3-1 |
| Status: | valid |
| Superseded by: | GB/T 223.18-2026 Iron, steel and alloy - Determination of copper content - Iodimetric method and spectrophotometric method |
| Superseded on: | 2027-4-1 |
| Target Language: | English |
| File Format: | |
| Word Count: | 7500 words |
| Translation Price(USD): | 225.0 |
| Delivery: | via email in 1~3 business day |