The Smiths Medical 4039-1 is a comprehensive arterial blood gas collection kit designed for efficiency and safety. The kit includes a 3mL syringe, two needles of sizes 22G x 1-1/4in and 23G x 1in, and a 33IU liquid sodium heparin (NAHEP) anticoagulant. The kit also comes with alcohol prep pads for sanitization, a povidone prep for skin disinfection, and an ice bag for sample preservation. Additionally, the kit features a Sure Lok needle protection device for added safety during and after the collection process. This product is packaged in cases of 100 units.