BSI 20/30404876 DC 2020
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BS EN 12120. Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite
Published By | Publication Date | Number of Pages |
BSI | 2020 | 22 |
This document is applicable to sodium hydrogen sulfite used for treatment of water intended for human consumption. It describes the characteristics of sodium hydrogen sulfite and specifies the requirements and the corresponding test methods for sodium hydrogen sulfite. It gives information on its use in water treatment.