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  4. Standard "GB 10439-1989"
WITHDRAWN GB 10439-1989 24.2.1989 preview

GB 10439-1989

Hygienic standard for mixed dust from fluorspar in the air of workplace

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STANDARD published on 24.2.1989


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Price190.80 USD excl. VAT
190.80 USD

The information about the standard:

Designation standards: GB 10439-1989
Note: WITHDRAWN
Publication date standards: 24.2.1989
SKU: NS-893025
Country: Chinese technical standard
Category: Technical standards GB

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