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  4. Standard "GB/T 17415.1-1998"
WITHDRAWN GB/T 17415.1-1998 17.6.1998 preview

GB/T 17415.1-1998

Methods for chemical analysis of Tantalum and Niobium ores—Determination of Tantalum content—Preconcentration and separation with silica gel-Butyl rhodamine B extraction photometric method

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STANDARD published on 17.6.1998


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286.80 USD

The information about the standard:

Designation standards: GB/T 17415.1-1998
Note: WITHDRAWN
Publication date standards: 17.6.1998
SKU: NS-869824
Country: Chinese technical standard
Category: Technical standards GB

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