... , chloroform, carbon disulfide; Insoluble in waterApplication:A medium fast primary accelerator suitable for NR, IR, SBR, NBR, HR and EPDM. ... An outstanding delayed action accelerator. Be top effective and safe when used at ordinary processing ... and quick complete. Usually used alone, when activated by Accelerator D, Accelerator TT and Accelerator TS. Rubber Accelerator CZ