Polyvinyl chloride: Revision history

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30 September 2025

2 October 2024

6 November 2023

3 November 2023

23 September 2023

18 September 2023

21 August 2023

27 September 2022

4 December 2020

29 July 2020

8 July 2020

4 July 2020

4 April 2020

13 June 2018

12 June 2018

1 May 2016

24 July 2013

27 April 2013