ISO 1017:1985 PDF
Brown coals and lignites — Determination of acetone-soluble material ("resinous substances") in the toluene-soluble extract
Название (английский):
ISO 1017:1985
Brown coals and lignites — Determination of acetone-soluble material ("resinous substances") in the toluene-soluble extract
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 2
- Дата публикации:
- 12 декабря 1985 г.
- Издание:
- ISO IS 1017 edition 2 version 1
- ICS:
- 73.040
Описание (английский):
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 °C. The soluble fraction is filtered or centrifuged off and after evaporation of the solvent dried to constant mass. The percentage of acetone-soluble material is calculated from the mass of reidue after drying.
Технические детали
- Технический комитет
- ISO/TC 27/SC 5 - Methods of analysis
- SKU
- ISO 1017:1985