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Chinese National Standard Category: Steel and iron alloy analysis method |
English Title: | Steel and alloy - Determination of trace element contents Part 4: Determination of copper content by graphite furnace atomic absorption spectrometric method |
Chinese Title: | 钢铁及合金 痕量素的测定 第4部分:石墨炉原子吸收光谱法测定铜含量 |
Standard No.: | GB/T 20127.4-2006 |
Category No.: | H11 |
Issued by: | AQSIQ SAC |
Issued on: | 2006-3-2 |
Implemented on: | 2006-9-1 |
Status: | valid |
Superseded by: | |
Superseded on: | |
Abolished on: | |
Superseding: | |
Word Count: | 3500 words |
Similar Standards: | GB 4333.5-1984 GB/T 7730.5-2000 GB/T 7731.16-1999 GB/T 4333.9-1988 GB/T 7730.2-2002 GB/T 7730.8-2000 GB/T 8704.3-1997 GB 4010-1983 GB/T 8704.9-1994 GB 7731.3-1987 GB/T 5687.5-1988 GB/T 5686.9-2023 GB/T 3654.8-2023 GB/T 7731.17-2023 GB/T 5686.5-2023 GB/T 3653.3-2023 GB/T 223.92-2023 GB/T 4333.2-2023 GB/T 42794-2023 GB/T 5686.7-2022 |
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