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Standard Insuued on: 1987-05

GB 223.57-1987    Methods for chemical analysis of iron,steel and alloy; The extraction-absorption catalytic polarographic method for the determination of cadmium content
钢铁及合金化学分析方法 萃取分离-吸附催化极谱法测定镉量
Category No.:GB Valid Status:abolished
Issued Organization:China Steel Industry Association Issued Date:1987-05-12
Implemented Date:1988-3-1 Abolished Date:2017-12-15
Superseded Standard.: Superseded Date:
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GB 7715-1987   GB/T 7754-1987   GB 7716-1987   SY 5635-1993   SY/T 5635-1993   GB 7727.1-1987   GB 7795-1987   GB 8020-1987   GB 7788-1987   GB 8023-1987   GB 7803-1987   GB 8025-1987   GB 223.58-1987   GB 223.57-1987   GB/T 7730.1-1987   GB 7741-1987   GB/T 7781-1987   YY 91015-1999   GB/T 7714-1987   GB/T 7779-1987  

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