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Khoom Taw Qhia Rich Chemical yog ib tus kws tshaj lij Tuam Tshoj cov khoom lag luam qib dichloromethane ua nyob rau hauv Suav teb, uas tau koom nrog cov tshuaj organic rau 10 xyoo. Muab cov qauv dawb, peb zoo siab tos txais koj los yuav cov khoom zoo CAS No.Nyeem ntxiv»