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BSI Group, 05/11/2011
Publisher: BS
File Format: PDF
$113.00$227.57
Published:11/05/2011
Pages:44
BS EN 12120. Chemicals used for treatment of water intended for human consumption . Sodium hydrogen sulfite
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BS EN 12123. Chemicals used for treatment of water intended for human consumption . Ammonium sulfate
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BS EN ISO 1833-22. Textiles. Quantitative chemical analysis. Mixtures of viscose or certain types of cupro or modal or lyocell and flax fibres (method using formic acid and zinc chloride)
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BS EN 12126. Chemicals used for treatment of water intended for human consumption . Liquefied ammonia
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