chemrd 发表于 2017-6-17 14:45:30

ISO 6836-1983 Surface active agents-Mercerizing agents-Evaluation of the activit

ISO 6836-1983 Surface active agents-Mercerizing agents-Evaluation of the activity of wetting products for mercerization by determination of the shrinkage reate of cotton

admin 发表于 2017-6-20 11:56:11

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