This standard specifies the method for the determination of fluoride ion content by the standard addition method using a fluoride ion selective electrode. This standard applies to the determination of fluoride ion content in edible salt.
GB/T 13025.11-1994 history
2012GB/T 13025.11-2012 General test method in salt industry.Determination of fluoride
1994GB/T 13025.11-1994 General test method in salt industry-Determination of fluorine