| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 12689.1-2004 | English | 439 |
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The methods for chemical analysis of zinc and zinc alloys -- The determination of aluminum content -- The chrome azurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometric method and chrome azurol S spectrophotometric method
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GB/T 12689.1-2004
| Obsolete |
GB/T 12689.1-2004
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