This standard specifies a method for determining the content of inorganic fluoride in urine using an ion-selective electrode. This standard is applicable to the determination of inorganic fluoride content in human or animal urine samples.
WS/T 89-2015 history
2015WS/T 89-2015 Determination of fluoride in urine.Ion selective electrode method
1997WS/T 89-1996 Determination of fluorine in urine.Ion selective electrode method