Khám phá 3+ m?o ch?n màu túi gi?y ?? t?o ?n t??ng hoàn h?o cho th??ng hi?u c?a b?n. Nâng t?m s?n ph?m v?i nh?ng m?u in túi gi?y ??p m?t ngay t?i IN24H.VN Xem thêm >Secondary fixation: To increase the contrast of the minute constructions In the specimen and give a lot more steadiness, a secondary fixation is completed applying osmium tetrox