GOST 7619.13-91 «Fluorspar. Determination of Activators» «Acid-grade fluorspar. Determination of flotation agents» The present standard defines gravimetric determination method of flotation agents in fluorspar used in the production process of hydrofluoric acid. The method spreads for those products, which were subjected to flotation processing with equal or more than 0.002 % mass quantity of flotation agents in dry material. 01.01.1993
Fluorite pellets (briquetted fluorspar)
GOST 24626-81 «Fluorite pellets (briquetted fluorspar)» The present standard applies for fired pellets produced from fluorite concentrate (fluorspar concentrate) designed for metal manufacture. 01.01.1982
GOST 29219-91 «Fluorite concentrates for acids and ceramics» The present standard applies for fluorspar (fluorite) concentrates supplied in the form of flotation concentration designed for hydrofluoric acid and fluoric salts production as well as for chemical and glass industry. 01.01.1993
GOST 29220-91 «Fluorite concentrates for metallurgy» The present standard applies for fluorspar (fluorite) concentrates supplied in the form of gravity concentration products as well as by way of lump and sorted concentrate designed for metallurgical industry. 01.01.1993
GOST 4421-73 «Fluorite concentrate for welding materials» The present standard applies for fluorspar (fluorite) concentrate, designed for production of welding materials for general and special purpose: powder wire electrodes, fused and ceramic welding fluxes. 01.01.1975