Products33-LSI 33LSI2022-08-09by admin 33-LSI 33LSI 33-LSI 33LSI Dabco® 33LSI catalyst can be used in all polyurethane foam applications, where it can be used as a one-to-one replacement for Dabco® 33LV or at one-third the number of triethylenediamine crystals used, e.g., 0.3 parts of Dabco® 33LSI for 0.1 parts of triethylenediamine crystals. DABCO 33-LSIDabco 33LSI