BS ISO 7270-2:2024

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Rubber. Analysis by pyrolytic gas-chromatographic method – Determination of styrene/butadiene/isoprene ratio

Published By	Publication Date	Number of Pages
BSI	2024	20

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Category: BSI

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PDF Pages

PDF Title

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Foreword

1 Scope
2 Normative references
3 Terms and definitions
4 Principle

5 Reagents
6 Apparatus
6.1 Extraction apparatus
6.2 Pyrolysis/gas chromatography system
6.2.1 General
6.2.2 Pyrolysis device

6.2.3 Gas chromatograph
6.2.4 Chromatographic columns
6.2.5 Data-handling equipment
7 Procedure
7.1 Preparation of test samples from calibration samples and unknown sample
7.2 Test conditions

7.3 Preparation of calibration curves

7.4 Analysis of the unknown sample

8 Expression of results
9 Precision
10 Test report

Annex A (informative) Precision

Bibliography

Status	Definitive
Pages	20
Publication Date	2024-05-29
ISBN	978 0 539 30295 0
Standard Number	BS ISO 7270-2:2024
Title	Rubber. Analysis by pyrolytic gas-chromatographic method – Determination of styrene/butadiene/isoprene ratio
Identical National Standard Of	ISO 7270-2
Replaces	BS ISO 7270-2:2012
Descriptors	Pyrolytic analysis, Chemical analysis and testing, Isoprene, Styrene, Butadiene, Copolymers, Determination of content, Polymers, Rubber, Gas chromatography
Publisher	BSI
Committee	PRI/22
ICS Codes	83.060 - Rubber


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BS ISO 7270-2:2024

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