S.N | Antioxidant | Conc. of antioxidant | PPO activity | ||
After 2 - 4 weeks | After 4 - 6 weeks | After 6 - 8 weeks | |||
01 02 03 04 05 06 07 08 09 | Ascorbic acid Ascorbic acid Ascorbic acid Citric acid Citric acid Citric acid Citric acid & Ascorbic acid Citric acid & Ascorbic acid Citric acid & Ascorbic acid | 160 mg/l 320 mg/l 640 mg/l 160 mg/l 320 mg/l 640 mg/l (160 + 160) mg/l (320 + 320) mg/l (640 + 640) mg/l | 60% - 65% 50% - 60% 45% - 50% 50% - 55% 45% - 50% 25% - 30% 30% - 35% 25% - 30% 10% - 15% | 50% - 55% 45% - 50% 35% - 40% 25% - 30% 20% - 25% 15% - 20% 10% - 15% 10% - 15% 5% - 10% | 25% - 30% 20% - 25% 15% - 20% 15% - 20% 15% - 20% 10% - 15% NO NO NO |