... Loss on drying:1 %max, pH:5.5-7,As:1ppm max, Heavy Metals:10ppm max, Residue on Ignition:1.5%max,Particle Size: ... betaine, Glycocoll betaine, Lycine, Oxyneuyine[Chemical Name] Methanaminium,1-carboxy-N,N-trimethyl-,hydroxide,inner salt[Molecular Formula] C5H11NO2Assay ... hydroxide solution by the decomposition reaction, can produce trimethylamine. IRνmax cm-1: 2980, 2820, 2500, 1740, 1640, 1470, 1430, ...