Paraffin (Petroleum wax, E905c) yog ib qho quav ciab - zoo li cov khoom siv, sib xyaw ntawm huab cua hydrocarbons (alkanes) ntawm cov muaj pes tsawg leeg los ntawm C18H38 rau C35H72.
Nws muaj 2 hom:
- (i) Microcrystalline wax (Microcrystalline wax);
- (ii) Paraffin wax.
Nws yog siv rau kev npaj ntawm paraffin ntawv, ntoo impregnation nyob rau hauv lub match thiab mem hluav industries, rau hnav khaub ncaws ntawm fabrics, raws li ib tug insulating khoom, tshuaj raw khoom, thiab lwm yam nyob rau hauv cov tshuaj, nws yog siv rau kev kho mob paraffin.