ASTM International - ASTM UOP863-01
Trace Desorbent in C10-C18 Molex Products by GC
| Organization: | ASTM International |
| Publication Date: | 29 July 2002 |
| Status: | active |
| Page Count: | 6 |
scope:
Molex is an adsorptive separation process that separates normal paraffins from branched chain and cyclic hydrocarbons.
This method is for determining trace amounts of Molex desorbent (n-pentane, isooctane, p-xylene) in C10-C18 Molex products. The lower limit of detection for n-pentane and isooctane is 5 mass-ppm. Early eluting Molex product may cause interference at the p-xylene site. Therefore, the lower limit of detection for p-xylene can be as high as 50 mass-ppm.
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