Naphthalene e hloekisitsoeng

Lik'hemik'hale Raw Material Plasticizer e hloekisitsoeng Naphthalene

Lik'hemik'hale tse tala plasticizer holim'a mahlahana a sebetsang a maiketsetso a resin e hloekisitsoeng naphthalene

patlisiso dintlha