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BSI Group, 01/23/2008
Publisher: BS
File Format: PDF
$115.00$230.67
Published:23/01/2008
Pages:22
BS EN 1421. Chemicals used for treatment of water intended for human consumption. Ammonium chloride
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Calculation of d.c. resistance of plain and coated copper conductors of low-frequency cables and wires. Application guide
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BS EN 12120. Chemicals used for treatment of water intended for human consumption . Sodium hydrogen sulfite
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