This standard specifies the flame atomic absorption spectrometry method for determining the concentration of strontium and its compounds in the air in the workplace. This standard is applicable to the determination of the concentration of strontium and its compounds in the air in workplaces.
WS/T 131-1999 history
1999WS/T 131-1999 Workplace air.Determination of strontium and its compounds.Flame atomic absorption spectrometric method
WS/T 131-1999 Workplace air.Determination of strontium and its compounds.Flame atomic absorption spectrometric method was changed to GBZ/T 160.19-2004 Methods for determination of strontium and its compounds in the air of workplace.