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DF350A e fetotseng Ditihenyl ether khalase ea khalase e thata ea khalase e thata
Df350a Modified Difenyl EtherLesela la khalase le thatae na le lesela la khalase e lohiloeng ka lesela le kentsoeng ka semolao Lesela le lohiloeng la Cheven e tla ba alkali-mahala le ho phekoloa ke KH560. Sehlopha sa li-armal ke sehlopha sa H Class.