The Smiths Medical 4043G-2 is a comprehensive arterial line blood gas sampling kit. It comes with a 3ml syringe pre-filled with 25IU of dry Lithium Heparin, ensuring accurate and efficient blood gas analysis. The kit also includes an ice bag for the proper preservation of the blood sample. This product is designed for single use and is ideal for use in clinical and hospital settings. It comes in a case of 200 units. Please note that this product should be used by trained healthcare professionals only.