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20.1 – Basic chemicals, fertilizers and nitrogen compounds, plastics in primary forms and of synthetic rubber
CHOUMER Simon
PEDELABORDE Jean

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20.11. – industrial gases
CHOUMER Simon
KLEIN Jean-Bernard

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20.12. – Dyes, pigments and hardeners

no expert >
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20.13. – Other inorganic basic chemicals
CHOUMER Simon

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20.14. – Other organic basic chemicals
BONNIN Roger
CHOUMER Simon
PEDELABORDE Jean

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20.15. – Fertilizers and nitrogen compounds

no expert >
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20.16. – Plastics in primary forms
CHOUMER Simon

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20.17. – Synthetic rubber in primary forms
CHOUMER Simon

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