GB/T 4291-2007
AbolishedSynthetic cryolite
冰晶石
Application Summary AI generated
GB/T 4291-2007 specifies the technical requirements, test methods, inspection rules, and packaging for synthetic cryolite, a chemical used primarily as a flux in the aluminum smelting industry to lower the melting point of alumina during electrolysis. It is applied in the production of aluminum metal, where synthetic cryolite serves as a key component in the Hall-Héroult process, ensuring efficient electrolytic reduction. The standard is also relevant for quality control in chemical manufacturing and procurement of cryolite for industrial use.
Related Standards
QB/T 2485-2008
Toilet soap
QB/T 1793-2006
Natural menthol
QB/T 2317-2007
Natural Calcium Carbonate for Toothpaste
QB/T 2477-2007
Dicalcium phosphate dihydrate for toothpaste
QB/T 2486-2008
Laundry bar soap
HG/T 4232-2011
Oleamide
HG/T 4229-2011
polyurethane chain extender HER
HG/T 4246-2011
2,5-Dichloronitrobenzene
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.