Gas-tight syringes are suitable for pipetting corrosive gas and liquids. Stainless steel plunger is coated with Teflon-Resin, with a Teflon® tip to give stiff but smooth plunger movement. Calibrated in milliliters at 20°C with scales accurate to 1% or better. Luer tip. Needle not included. See 852-100-02 Series for needles.