This standard specifies the method for the determination of cadmium in urine by flame atomic absorption spectrometry. The minimum detection concentration of this method is 0.22 μg/L. This standard is applicable to the determination of urinary cadmium in normal people and workers exposed to cadmium.
WS/T 31-1996 history
1996WS/T 31-1996 Urine.Determination of cadmium.Flame atomic absorption spectrometric method