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Substance qualified

Substance qualified, Total:3 items.

In the international standard classification, Substance qualified involves: Standardization. General rules, Vocabularies.


British Standards Institution (BSI), Substance qualified

  • PD 6532-2-1992 Reference materials. Guide to the contents of certificates of reference materials.
  • PD 6532-1-1993 Reference materials. Guide to the contents of certificates of reference materials. Guide to terms and definitions used in connection with reference materials

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Substance qualified





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