... welcome 4.OEM accept 5.your packing ok Material:borosilicate glass dropper,pipette,test tube,blood collestion tube and so on specification ... :1, glass dropper bottle for medicine, serum use2, capacity: 5ml3, available ... 8ml, 10ml, 12ml, 15ml, 20ml, 30ml, 50ml, 100ml etc4, clear glass bottle can be coated in various colors, like pink, red ...