This standard specifies a method for the determination of inorganic fluoride content in urine using the ion-selective electrode method. This standard is applicable to the determination of inorganic fluoride content in human or animal urine.
WS/T 89-1996 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