– Th? hi?n s? chuyên nghi?p c?a nhà s?n xu?t trong khâu ti?p th? s?n ph?m.Secondary fixation: To improve the contrast with the moment buildings inside the specimen and give far more steadiness, a secondary fixation is performed making use of osmium tetroxide (OsO4).?ây là dòng s?n ph?m in decal kh? l?n ???c s? d?ng nhi?u nh?t hi?n nay. Th??