ISO 7357:1985 PDF
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Oil of calamus — Determination of cis-beta-asarone content — Gas chromatographic method on packed columns
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.
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| Edition | 1985 |
|---|---|
| Published Date | 1985 |
| Published By | International Standardization Organisation |
| Page Count | 3 |
