Definition Amino Acid 80% Hydrolysis is free of Cl. It is 100% soluble and rich in 18 kinds of amino acids. Could be directly absorbed by leaves and supply organic nitrogen to plants, increases the yield.Increases crude protein contents in grain of food crops, improve quality. Increase soluble sugar and protein contents in vegetable of green leave application: spraying directly for all crops Products specification: Appearance Light yellow powder Free Amino Acid 75% min Total Amino Acid 80% min Organic Nitrogen 13% min Total Nitrogen 14% min Moisture 5.0% max Cl- N/M PH 4-6 Water Solubility 100%