... the bio-synthesis of phosphatidylcholine, basic component of c Choline chloride is indispensable for the bio-synthesis of phosphatidylcholine, basic ... % min. 60%min.Water: 2% max, good fluidity, no caking.Low residue: trimethylamine 300ppm. Max.Packing: 25kgs net bag. Sell Choline Chloride, ... 50%, 60% 70% Corn Cob Granular