Polyisobutylene (PIB) dia tsy misy loko, tsy misy tsiro, tsy misy poizina matevina na semi-solid, fanoherana hafanana, fanoherana oksizenina, fanoherana ozonina, fanoherana ny toetr'andro, fanoherana ultraviolet, asidra sy alkali fanoherana ary zavatra simika hafa tsara.Polyisobutylene dia tsy misy loko, tsy misy fofona, tsy misy ...
Hamaky bebe kokoa