General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 27798-2011
Scope
This standard specifies the terms and definitions, classification, requirements, test methods, inspection rules and signs, packaging, transportation and storage of organic bentonite. This standard applies to organobentonite modified by intercalation of surfactants such as quaternary ammonium salts.
GB/T 27798-2011 Referenced Document
ASTM D2196-10 Standard Test Methods for Rheological Properties of Non-Newtonian Materials by Rotational (Brookfield type) Viscometer*, 2024-04-19 Update