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BSI 23/30428206 DC 2023

BSI 23/30428206 DC 2023

$13.70

BS ISO 2561. Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography

Published By Publication Date Number of Pages
BSI 2023 20
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PDF Catalog

PDF Pages PDF Title
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
8 5.1 Internal standard
5.2 Solvent
5.3 Precipitator
5.4 Aromatic hydrocarbons
5.5 Carrier gases and fuel gases for gas chromatograph
6 Apparatus
6.1 General
6.2 Gas chromatograph
9 6.3 Data processor
6.4 Sample injection syringe
6.5 Analytical balance
6.6 Volumetric flasks
6.7 Headspace Vials
7 Preparation of sample
8 Procedure
8.1 General
8.2 Preparation of internal-standard solution
8.3 Preparation of sample solution for sample introducing option A
8.4 Preparation of sample solution for sample introducing option B
10 8.5 Preparation of sample solution for sample introducing option C
8.6 Preparation of calibration solutions
8.6.1 General
8.6.2 Calibration solutions for sample introducing option A
8.6.3 Calibration solutions for sample introducing option B
8.6.4 Calibration solution for sample introducing option C
11 8.7 Gas-chromatographic procedure
8.7.1 Gas-chromatograph operating conditions
12 8.7.2 Recording the gas chromatograms of sample solutions and calibration solutions
8.7.3 Evaluation of the gas-chromatographic peaks
13 9 Expression of results
9.1 Calculation of results from a calibration graph
14 9.2 Acceptability of results and measurement sensitivity
10 Test report
16 Annex€A (informative) Examples of typical test conditions
20 Annex€B (informative) Correlation between mass of aromatic hydrocarbon in calibration solution and concentration of aromatic hydrocarbon in sample solution for typical calibration solutions

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BSI 23/30428206 DC 2023
$13.70