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  4. Standard "GB/T 6150.9-1985"
WITHDRAWN GB/T 6150.9-1985 21.6.1985 preview

GB/T 6150.9-1985

Methods for chemical analysis of tungsten concentrates—The chlorosulphophenol S photometric method for the determination niobium content; The butylrhodamine B extraction photometric method for the determination tantalum content

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STANDARD published on 21.6.1985


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248.80 USD

The information about the standard:

Designation standards: GB/T 6150.9-1985
Note: WITHDRAWN
Publication date standards: 21.6.1985
SKU: NS-887570
Country: Chinese technical standard
Category: Technical standards GB

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