| ≥1 piece |
Physical-chemical indexes:
1) moisture and volatile matter: 0.1% (max.)
2) foreign matter: 0.05% (max.)
3) Acid value: 0.3mg (koh/g) (max.)
4) peroxide value: 10meq/kg (max.)
5) cold test: clear and transparent (frozen for 5.5 hours at 0 o c)
6) un-saphonificated matter: 1.5% (max.)
7) smoking point: 220 o c (min.)