01 Hoobkas muab nqe zoo Dichloroethane 99% cas 1300-21-6
Feem ntau yog siv rau vinyl chloride; Ethylene glycol; Oxalic acid; Ethylenediamine.Tetraethyl lead; Polyvinyl polyamine thiab bibenzoyl ua raw khoom.Kuj siv roj; Resin; Roj hmab hnyav, tus neeg saib xyuas kom qhuav, tshuaj tua kab tshwj tsis yog thaum ntxov chrysanthemum ...