Portex Anaerobic Pulsator Arterial Blood Sampling Kit, with Liquid Sodium Heparin for Gases and Electrolytes. || Reorder Number: G1392 || Product Usage: The Arterial Blood Sampling Kit is intended for sampling arterial blood for the measurement of blood gasses, Cooximetry, electrolytes, total magnesium, and metabolites, (Glucose and Lactate).