<![CDATA[EC21 Product Catalogs - dye intermediate]]> <![CDATA[HOOCHEMTEC Dimethylaminopropylamine (DMAPA) 99.5%]]> <![CDATA[Dimethylaminopropylamine (DMAPA) CAS No.: 109-55-7 99.5%]]> <![CDATA[Diethanolamine (DEA)]]>