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Homepage>BS Standards>71 CHEMICAL TECHNOLOGY>71.100 Products of the chemical industry>71.100.80 Chemicals for purification of water>20/30404879 DC BS EN 12121. Chemicals used for treatment of water intended for human consumption. Sodium disulfite
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immediate downloadReleased: 2020-05-21

20/30404879 DC

BS EN 12121. Chemicals used for treatment of water intended for human consumption. Sodium disulfite

CURRENCY
LANGUAGE
English
Standard number:20/30404879 DC
Pages:21
Released:2020-05-21
Status:Draft for Comment
DESCRIPTION
This standard 20/30404879 DC BS EN 12121. Chemicals used for treatment of water intended for human consumption. Sodium disulfite is classified in these ICS categories:
  • 71.100.80 Chemicals for purification of water

This document is applicable to sodium disulfite used for treatment of water intended for human consumption. It describes the characteristics of sodium disulfite and specifies the requirements and the corresponding test methods for sodium disulfite. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use (see Annex B).


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