... ,REACH pre-register 4,Powder,Granular,Masterbatch Rubber Accelerator DPTT(TRA)Chemical Name:Dipentamethylene thiuram tetrasulfideMolecular Structure ... It is used as the rubber accelerator of natural rubber, styrene-butadiene rubber, acryloxitrile -butadiene rubber, etc..It is also ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Rubber Accelerator DPTT (TRA) CAS No.:120-54-7