Catenex H 723 Paraffinic based oil Shell Chemicals Oils (Process / Natural) >> Synthetic paraffinic Rubber - Elastomer (Chloroprene, Butyl …) ADHESIVE >> Hot-melt Catenex H oil low sulphur paraffinic process oils Used in hot-melt adhesives for packaging and construction Offers compatibility with EPDM. Low sulphur paraffinic process oil. Used in hot-melt adhesives for packaging and construction. Offers compatibility with EPDM.