... high quality, reasonable price 2)specification:2ml to 60ml 3)Materials borosilicate glass(USPI&II) VialTubular glass vials USP type I and II ... your drawing.our products include 2ml, 3ml, 5ml, 7ml, 10ml, 15ml, 20ml, 25ml, 30ml and 60ml. moulded glass vials clear and amber ... mouth is 18mm, 20mm, 32mm glass ampoule USP type I and II type B and C, include 1ml, 2ml, 5ml, 10ml, 20ml vial