This standard specifies in detail the determination method of ethanol extract, ash, vegetable impurities, and total alkali insoluble content of washed wool. It is suitable for all kinds of washed wool, and Miscellaneous washed animal hair can be used as a reference. It covers ethanol extraction, burning, dissolving and other steps to ensure accurate evaluation of wool mass index.
| Status | Active |
|---|---|
| CCS | W20 | ICS | 59.060.10 |
| Release Date | 2008-08-20 00:00:00 | Implementation Date | 2008-12-01 00:00:00 |