Linolenic acid powder:

appearance: a pale yellow to yellow powder
acid value: 190.0-204.0 mg koh/g
peroxide value: nmt10.0 meq/kg
saponification value: 190.0-204.0 mg koh/g
unsaponiflable matter: nmt 2.0%
moisture and volatiles:  nmt 0.10%

antioxidant: antioxidants are not added to the oil but can be added at the customer request. 
packaging: packaged in 25 kg net drum
storage: stored at a cool (under 4) and dry place, protected from light
shelf life: two years