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  4. Standard "GB/T 12690.12-2003"
WITHDRAWN GB/T 12690.12-2003 18.11.2003 preview

GB/T 12690.12-2003

Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides Determination of thorium content Arsenazo III spectrophotometric method and Inductively coupled plasma mass spectrum method

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STANDARD published on 18.11.2003


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448.80 USD

The information about the standard:

Designation standards: GB/T 12690.12-2003
Note: WITHDRAWN
Publication date standards: 18.11.2003
SKU: NS-861980
Country: Chinese technical standard
Category: Technical standards GB

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