ISO 1017-1985 标准详情
- 标准号:ISO 1017-1985
- 中文标题:褐煤.可溶甲苯萃取物中丙酮可溶物("树脂状物质")的测定
- 英文标题:brown coals and lignites-determination of acetone soluble material(\"resinous substances\") in the toluene -soluble extract
- 标准类别:国际标准化组织标准ISO
- 发布日期:1985-12-15
A sample of toluene-soluble extract from brown coal or lignite obtained by the procedure describes in ISO 975 is extracted with acetone at a temperature of 18 to 22 鳦. The soluble fraction is filtered or centrifuged off and after evaporation of the s
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