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BSI Group, 04/13/2010
Publisher: BS
File Format: PDF
$111.00$223.12
Published:13/04/2010
Pages:16
Specification for photographic grade hydroquinone (p-dihydroxybenzene)
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Specification for wood preservation by means of water-borne copper/chrome/arsenic compositions
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Specification for photographic grade ammonium thiosulphate solution
$120.00 $241.05
Specification for photographic grade sodium carbonate, monohydrate