Room air and argon chamber comparisons of pH levels in stored blood.

<p>Room air and argon chamber comparisons of pH levels in stored blood; number of donors, n=3 (room air), n=3 (chamber). Note: i-STAT apparatus does not detect pH levels below 6.5; values read as < 6.5 were plotted at 6.5. To view the data behind the graph, access 'show all items' above.</p>