Products description Amino acid fertilizer is a quick-acting and long release fertilizer which could be absorbed by plant directly. amino acid 30% with so salt and cloride free, 18 kinds of free amino acid 300g/L min, it is very easy to dilute into water without any residues. it is very suitable for foliar plant such as vegetable, tobacco crop, tea tree and fruits.and it is easy to blend with other fertilizer as NPK ,seaweed ,humic or fulvic fertilizer etc to enhance their function. Specification Apperance dark brown liquid free amino acid 30%(w/v)min Total nitrogen 7% min cl- 0.5-1% PH 4-6 density 1.15-1.17