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Standard GB/T 7702.20-2025 1.8.2025 preview

GB/T 7702.20-2025

Test method for granular activated carbon from coal—Part 20: Determination of pore volume and specific surface area

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STANDARD published on 1.8.2025


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The information about the standard:

Designation standards: GB/T 7702.20-2025
Note: Execute Date: november 2025
Publication date standards: 1.8.2025
SKU: NS-1231719
Country: Chinese technical standard
Category: Technical standards GB

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