Amino Acid powder plant origin,amino acid content and nitrogen ... origin compound amino acid powderAA >60%Main spec. AppearanceLight Yellow PowderSolubility%99.9999.99Moisture%≤54.5CAL%/0.68Amino Acid [Total ... 10<3PbMg/Kg≤40<9Mode of action:It is light yellow powder or granule, excellent flowing, dissolve totally and instant, ... base fertilizer to promote crops growing. Amino Acid powder plant origin