E boetse e tsejoa e le morphin, ke mokelikeli o mafura o se nang 'mala o mocheso oa kamore. Sebaka sa ho qhibiliha -4.76 ℃, ntlha e belang 128.3 ℃. Boima ba 1.0005g/cm3(20℃). Refractive index 1.4548. Ntlha ea Flash 38 ℃ (kopi e bulehileng). E kopane le metsi, acetone, benzene, ether, joala, ethylene glycol, oli ea linseed, oli ea turpentine, oli ea castor. E na le monko oa hygroscopic le ammonia.