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  4. Standard "GB/T 1509-1979"
WITHDRAWN GB/T 1509-1979 28.2.1979 preview

GB/T 1509-1979

Method for determination of silicon dioxide content in manganese ores

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STANDARD published on 28.2.1979


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The information about the standard:

Designation standards: GB/T 1509-1979
Note: WITHDRAWN
Publication date standards: 28.2.1979
SKU: NS-866234
Country: Chinese technical standard
Category: Technical standards GB

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Latest update: 2025-11-04 (Number of items: 2 242 248)
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