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Standard Insuued on: 1981-06 |
Category No.: | GB | Valid Status: | superseded |
Issued Organization: | China Steel Industry Association | Issued Date: | 1981-06-07 |
Implemented Date: | 1982-3-1 | Abolished Date: | |
Superseded Standard.: | GB/T 223.72-1991 Methods for chemical analysis of iron, steel and alloy The alumina chromatographic separation-barium sulfate gravimetric method for the determination of sulphur content |
Superseded Date: | 1992-6-1 |
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