Industrial Grade Chlorinated Paraffin-70 CP-70 Stable Auxiliary Agent for Rubber, Plastic and Coatings Industrial Grade Chlorinated Paraffin-70 | CP-70 Stable Auxiliary Agent for Rubber, Plastic and Coatings Complying with HG/T3643-1999 national industry standard, Chlorinated Paraffin-70 (CP-70) is a high-chlorine resinous particle and powder material with the molecular formula CnH2n+2-xClx. This non-toxic industrial auxiliary features exceptional chemical stability,