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Admixtures for concrete, mortar and grout - Admixtures for grout for prestressing tendons. Definitions, requirements, conformity, marking and labelling. Original standard BS EN 934-4-2009 in PDF full version. Additional info + preview on request

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Admixtures for concrete, mortar and grout - Admixtures for sprayed concrete. Definitions, requirements, conformity, marking and labelling. Original standard BS EN 934-5-2007 in PDF full version. Additional info + preview on request

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Admixtures for concrete, mortar and grout - Sampling, assessment and verification of the constancy of performance. Original standard BS EN 934-6-2019 in PDF full version. Additional info + preview on request

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Chemicals used for treatment of water intended for human consumption. Aluminium iron(III) chloride (monomeric) and aluminium iron(III) chloride hydroxide (monomeric). Original standard BS EN 935-2004 in PDF full version. Additional info + preview on request

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Chemicals used for treatment of water intended for human consumption. Carbon dioxide. Original standard BS EN 936-2013 in PDF full version. Additional info + preview on request

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Chemicals used for treatment of water intended for human consumption. Chlorine. Original standard BS EN 937-2016 in PDF full version. Additional info + preview on request

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