ISO 4312-1989 表面活性剂 某些洗涤效果的评价 未染污棉对照布的分析和试验方法

标准号：ISO 4312-1989
中文标准名称：表面活性剂 某些洗涤效果的评价 未染污棉对照布的分析和试验方法
英文标准名称：Surface active agents; evaluation of certain effects of laundering; methods of analysis and test for unsoiled cotton control cloth
标准类型：G72
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：G72
国际标准分类号：71.100.40
适用范围：Methods for the determination of the following characteristics of the test pieces after washing are specified: intrinsic greying, intrinsic yellowing, increase in organic deposit content, increase in incineration residue, overall decrease in breaking strength, decrease in breaking strength resulting from chemical degradation of cellulose due to laundering and from mechanical factors in laundering. Annexes contain the determination of increase (or decrease) in degree of whiteness and of chemical wear and further a grey scale and the measurement of reflection.