This standard specifies a method for determining the concentration of decalin and tetralin in the air in workplaces by gas chromatography. This standard is applicable to the determination of the concentration of decalin and tetralin in the air in workplaces.
WS/T 172-1999 history
1999WS/T 172-1999 Workplace air.Determination of decaline and tetraline.Gas chromatographic method
WS/T 172-1999 Workplace air.Determination of decaline and tetraline.Gas chromatographic method was changed to GBZ/T 160.44-2004 Methods for determination of polycyclic aromatic hydrocarbons in the air of workplace.