General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 24491-2009
Scope
This standard specifies the terms and definitions, classification, technical requirements, test methods, inspection rules, packaging, signs and quality certificates, storage and transportation, safety precautions, etc. of multi-walled carbon nanotubes. This standard applies to multi-walled carbon nanotube powder products.
GB/T 24491-2009 Referenced Document
GB/T 10722 Carbon black.Determination of total and external surface area.Nitrogen adsorption test method*, 2014-12-31 Update