WS/T 156-1999
Workplace air.Determination of tetrachloroethylene.Passive sampling gas chromatographic method (English Version)
- Standard No.
- WS/T 156-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Hygiene
- Status
- 2004-12
- Latest
- WS/T 156-1999
- Replace By
- GBZ/T 160.46-2004
- Scope
- This standard specifies the pumpless sampler sampling and solvent desorption gas chromatography methods for the determination of the time-weighted average concentration (TWA) of tetrachlorethylene in the air at workplaces. This standard is applicable to the determination of the time-weighted average concentration of perchlorethylene in the air in workplaces.
WS/T 156-1999 history
- 1999 WS/T 156-1999 Workplace air.Determination of tetrachloroethylene.Passive sampling gas chromatographic method
WS/T 156-1999 Workplace air.Determination of tetrachloroethylene.Passive sampling gas chromatographic method was changed to GBZ/T 160.46-2004 Methods for determination of halogenated unsaturated hydrocarbons　in the air of workplace.
