Made from soybean meal or soy protein isolate through an advanced hydrolysis process, this product features high total amino acid content (≥85%), low impurities, a light taste and good water solubility. It is a pale white powder with the characteristic aroma of soy amino acids. Key indices: total nitrogen ≥12.5%, moisture ≤6%, ash ≤3.5%, pH (1:10) 4.5-7.5, lead ≤0.5 mg/kg, total arsenic ≤0.5 mg/kg, 3-chloro-1,2-propanediol (10% solution) ≤0.1, total plate count ≤1,000 CFU/g, coliforms ≤0.3 MPN/g and moulds/yeasts ≤25 CFU/g with no pathogens detected; fineness adjustable to 80-120 mesh. Widely used in nutritional health foods, solid beverages and infant foods.