Betaine hydrochloride,Betaine HCL,Betaine hydrochloride 98% Molecular Formula C5H12ClNO2 CAS NO.: 590-46-5 NameBetaine hydrochlorideSynonyms1-Carboxy-N,N,N-trimethylmethanaminium chlorideMolecular StructureMolecular FormulaC5H12ClNO2Molecular ... : <0.5%Heavy metals: <10ppmArsenic (As): <2ppm Betaine hydrochloride,Betaine HCL,Betaine hydrochloride 98%