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BS EN ISO 11890-2:2001:2002 Edition

BS EN ISO 11890-2:2001:2002 Edition

$142.49

Paints and varnishes. Determination of volatile organic compound (VOC) content – Gas chromatographic method

Published By Publication Date Number of Pages
BSI 2002 24
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PDF Pages PDF Title
5 Paints and varnishes�— Determination of volatile organic compound (VOC) content�—
7 Contents Page
8 Foreword
9 Paints and varnishes�— Determination of volatile organic compound (VOC) content�—
1��� Scope
2��� Normative references
10 3��� Terms and definitions
4��� Principle
5��� Required supplementary information
11 6��� Apparatus
6.1��� Gas chromatograph
6.2��� Sample injection system
6.2.1��� General
6.2.2��� Hot-injection system with sample splitter (preferred system)
6.2.3��� Cold-injection system with sample splitter
6.2.4��� Selection of sample injection system
6.3��� Oven
12 6.4��� Detector
6.4.1��� Flame ionization detector (FID)
6.4.2��� Suitably calibrated and tuned mass spectrometer or other mass-selective detector
6.4.3��� Suitably calibrated Fourier-transform infrared spectrometer
6.5��� Capillary column
6.6��� Qualitative-analysis equipment
6.7��� Injection syringe
6.8��� Chart recorder
6.9��� Integrator
6.10��� Sample vials
6.11��� Gas filters
6.12��� Gases
6.12.1��� Carrier gas
13 6.12.2��� Detector gases
6.12.3��� Auxiliary gas
7��� Reagents
7.1��� Internal standard
7.2��� Calibration compounds
7.3��� Dilution solvent
8��� Sampling
9��� Procedure
9.1��� Density
9.2��� Water content
14 9.3��� Gas-chromatographic conditions
9.3.1��� The gas-chromatographic conditions used will depend on the product to be analysed and sh…
9.3.2��� The injection volume and the split ratio shall be coordinated so as not to exceed the ca…
9.4��� Qualitative analysis of product
9.5��� Calibration
9.5.1��� Where suitable compounds are commercially available, the response factor shall be determ…
9.5.1.1��� Weigh, into a sample vial (
9.5.1.2��� Optimize the instrumental parameters as indicated in
9.5.1.3��� Again inject a suitable amount of the calibration mixture into the gas chromatograph. …
9.5.2��� Where unidentified peaks are found or where suitable compounds are not commercially avai…
9.6��� Sample preparation
15 9.7��� Quantitative determination of compound content
9.7.1��� Set the instrumental parameters as optimized during calibration.
9.7.2��� Inject
10��� Calculation
10.1��� General
10.2��� Method 1: VOC content, as a percentage by mass, of the product “ready for use”
16 10.3��� Method 2: VOC content, in grams per litre, of the product “ready for use”
10.4��� Method 3: VOC content, in grams per litre, of the product “ready for use” less water
10.5��� Method 4: VOC content, in grams per litre, of the product “ready for use” less water and …
17 11��� Expression of results
12��� Precision
12.1��� General
12.2��� Repeatability limit
12.3��� Reproducibility limit
18 13��� Test report
19 Required supplementary information
20 Examples of gas-chromatographic conditions
B.1��� Hot injection of a water-thinnable product
B.2��� Cold injection of a water-thinnable product
21 B.3��� Hot injection of a product containing no water
B.4��� Cold injection of a product containing no water

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BS EN ISO 11890-2:2001
$142.49