GBT690
GBT690, Total:2 items.
The international standard classification for "GBT690" includes: Chemical reagents .
The Chinese standard classification for "GBT690" includes: General organic reagent and solvent , General inorganic reagent .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 690-1992 Chemical reagents;Benzene
- GB/T 690-2008 Chemical reagent - Benzene
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