root canal filling material containing 92% eugenol, rose oil, powder containing 72% zinc oxide & paraformaldehyde; do not confuse with N2, synonym for ethyl nitrite spirit; also used as dental cement; RN in Chemline for Kalzinol (no MF): 56748-44-8; RN for zinc-eugenol cement (contains zinc octadecanoate, cottonseed oil, eugenol, rosin, zinc acetate & zinc oxide): 8027-50-7