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DIN 53729 (1968-11)被替代

Testing Of Plastics; Determination Of Free Acid In Non-plasticized Cellulose Acetate

出版：German Institute for Standardisation (Deutsches Institut für Normung)

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基本信息
標(biāo)準(zhǔn)編號(hào)： DIN 53729 (1968-11)
發(fā)布時(shí)間：1968/11/1 0:00:00
標(biāo)準(zhǔn)類別：Standard
出版單位：German Institute for Standardisation (Deutsches Institut für Normung)
標(biāo)準(zhǔn)頁(yè)數(shù)：0
標(biāo)準(zhǔn)簡(jiǎn)介

The method used for determining the free acid in non-plasticized cellulose acetate. In this respect the acid extractable by water and the acid caused by the possible presence of carboxyl groups is detected. The method cannot be applied to cellulose acetates containing additives which influence the testing.

替代本標(biāo)準(zhǔn)的新標(biāo)準(zhǔn)

DIN EN ISO 1061 (2000-02)

等同采用的國(guó)際標(biāo)準(zhǔn)

ISO 1061:1990 - Similar