DD ENV 13999-2:2002

Foreword
1 Scope
2 Normative references
3 Principle
4 Safety
5 Reagents and materials
   5.1 Volatile organic compounds for calibration, of gas
       chromatographic grade
   5.2 Methanol, of gas chromatographic grade
   5.3 Sorbent material
   5.4 Carrier gas
6 Apparatus
   6.1 Sorbent tubes
   6.2 Sorbent tube unions
   6.3 Syringes
   6.4 Sampling pump
   6.5 Tubing
   6.6 Flow meter calibrator
   6.7 Gas chromatograph
   6.8 Thermal desorption apparatus
   6.9 Injection facility for preparing standards by liquid
       spiking
7 Procedure
   7.1 Preparation of sampling tubes
       7.1.1 Preconditioning
       7.1.2 Conditioning
       7.1.3 Storage of conditioned sorbent tubes before
             sampling
   7.2 Test chamber air sampling
   7.3 Storage of loaded sampling tubes
   7.4 Blank tubes
   7.5 Preparation of calibration blend solutions for liquid
       spiking
       7.5.1 Solution containing approximately 10 mg/ml of
             each liquid component
       7.5.2 Solution containing approximately 1000 micromg/ml
             of each liquid comp
       7.5.3 Solution containing approximately 100 micromg/ml of
             each liquid component
       7.5.4 Solution containing approximately 10 micromg/ml of
             each liquid component
       7.5.5 Stability of calibration blend solutions
   7.6 Preparation of calibration sorbent tubes spiked with
       standards
   7.7 Analysis
       7.7.1 Desorption
       7.7.2 Gas chromatographic analysis
       7.7.3 Calibration
8 Identification and calculation
   8.1 Identification of single VOC's
       8.1.1 Identification Classes
   8.2 Concentration of single VOC's in the sampled air
   8.3 Calculation of TVOC[eng 13999]
9 Precision and Bias
10 Test report
11 Quality control
Bibliography