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| Standard Insuued on: 1987-04 |
GB 223.56-1987 Methods for chemical analysis of iron,steel and alloy; The sulfhydryl cotton fiber separation-oscillopolarographic method for the determination of tellurium content
钢铁及合金化学分析方法 巯基棉分离-示波极谱法测定碲量
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | Ministry of Metallurgical Industry | Issued Date: | 1987-04-30 |
| Implemented Date: | 1988-3-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 223.55-2008 Iron steel and alloy - Determination of tellurium content - Oscillo-polarographic method |
Superseded Date: | 2008-11-1 |
GB/T 7701.3-2008
GB/T 5480.7-1987
GB/T 7679.7-1987
GB/T 7677-1987
GB/T 7678-1987
GB/T 7679.5-1987
HB 1389-1987
CB 976.2-1987
CB 976.3-1987
CB* 3305-1987
CB 976.1-1987
CB* 3297-1987
YS/T 267-1994
GB/T 8010-1987
CB* 3319-1987
CB* 3272-1987
CB* 3271-1987
GB/T 7631.2-1987
CB 1171.7-1987
GB 7632-1987
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