Warning: Personnel using this standard should have practical experience in formal laboratory work. This standard does not address all possible safety issues. Users are responsible for taking appropriate safety and health measures and ensuring compliance with the conditions stipulated in relevant national regulations. This standard specifies a gravimetric method for determining the flotation agent content in acid grade and ceramic grade fluorspar. This standard applies to fluorspar (dry state) produced by flotation method with a flotation agent content greater than or equal to 0.002% (mass fraction).
SN/T 2621-2010 history
2010SN/T 2621-2010 Acid-grade and ceramic-grade fluorspar.Determination of flotation agents