... oil,medical oil,food additive oil,CAS No.90028-66-3. Efamol,Evening primrose oil,Carrier oil,Base ... oil,food additive oil,spice oil,CAS No.90028-66-3Function of medicinal food.Evening primrose oil from evening ... Linolenic Acid / GLA)1. Appearance: light yellow to yellow liquid 2. Odour: with a characteristic evening primrose aroma 3. Relative density: 0.9212~0 ... oil,food additive oil,CAS No.90028-66-3