ISO 7357:1985 PDF
Oil of calamus — Determination of cis-beta-asarone content — Gas chromatographic method on packed columns
Название (английский):
ISO 7357:1985
Oil of calamus — Determination of cis-beta-asarone content — Gas chromatographic method on packed columns
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 3
- Дата публикации:
- 19 декабря 1985 г.
- Издание:
- ISO IS 7357 edition 1 version 1
- ICS:
- 71.100.60
Описание (английский):
A small quantity of the oil is analyzed under specified conditions. The cis-beta-asarone contents is determined by using the internal standard or addition method. As stationary phase polyethylene glycol 20000 is used. Operating temperatures: Oven: isotherm about 190 °C. Injection system and detector: about 170 °C.
Технические детали
- Технический комитет
- ISO/TC 54 - Essential oils
- SKU
- ISO 7357:1985