... , 120ml, 200ml, 250ml, 300ml, 500ml, 1000ml. Provide 1ml. 2ml. 5ml. 10ml, 20ml. 30ml, 50ml, 100ml, 120ml, 200ml, 250ml, 300ml ... air-tightness and smooth plunger flow. Functions:The syringe is made from heat resistant borosilicate glass.The material ... .The syringe is clearly marked with graduations. The graduations are permanently fused for lifetime legibility.Pictures: Glass Syringe With Luer Lock Tip