Blue Devil B7118 Cyanuric Acid Test， 8 oz Bottle<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Tests pool's cyanuric acid</li><li>8 oz bottle</li><li>Reagent refill for Blue Devil Test Kits</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ksDY1zOjL.jpg" noproxy>