Zvinonyanya kushandiswa zvinosanganiswa zvinonyungudutsa zve ethyl cellulose (DS: 2.3 ~ 2.6) zvinonhuhwirira mahydrocarbons uye doro. Aromatics inogona kushandiswa benzene, toluene, ethylbenzene, xylene, nezvimwewo, iyo dosage i60 ~ 80%; doro rinogona kuva methanol, ethanol, nezvimwewo, iyo dosage ndeye 20 ~ 40%. EC yakawedzerwa zvishoma nezvishoma kune ...
Verenga zvimwe