GBT7989
GBT7989, Total:2 items.
The international standard classification for "GBT7989" includes: Equipment for the chemical industry .
The Chinese standard classification for "GBT7989" includes: Non-metal chemical machinery equipment .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 7989-2013 Vitreous and Porcelain Enamels - Determination of Resistance to Chemical Corrosion by Boiling Acids and Their Vapours
- GB/T 7989-2003 Vitreous and porcelain enamels - Determination of resistance to condensing hydrochloric acid vapour
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