... Specification: 1000IU, 1100IU, 1200IU, 1300IU, 1490IU... Min. Orde Natural Vitamin E is extracted from vegetable oil. Its specification is as follows ... . Mixed tocopherols: A. Oil liquid: 50%, 70%, 90% B. Powder: 30%, 40%, 50%2. D-alpha tocopherol: 1000iu/g, 1100iu/g ... -alpha tocopheryl succinate: 1185iu/g, 1210iu/g 5. Natural Vitamin E feed grade