cc523pate 发表于 2018-8-22 22:28:15

ISO 17070-2015 Leather — Chemical tests — Determination of tetrachlorophenol

ISO 17070-2015 Leather — Chemical tests — Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content

admin 发表于 2018-8-29 20:21:59

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