... :98.5% 3.Quality Standards: CP2010,USP32,AJI97 4.raw material for amino acid injection Medicine grade amino acid L-Serine ... (medical raw material) Product name: L-Serine, SerineCAS NO.:56-45-1Other ... exceeds the USP32, AJI, EP,FCCIV ,or other standard if you need.Packing detail: inside packing: edible polyethylene plastic bagoutside packing: ...