These are the replacement PH Test Strips for the Aqua Source eXact iDip 570nm. Bottle of 100 PH (6.0 - 8.5) test strips for use with eXact series photometers to test for the presence of PH (6.0 - 8.5) in water. Please Note: This product can only be used with eXact iDip and can not to be used on a standalone basis. PH Test Strips for Exact Idip 570nm PH range 6.0 - 8.5 100 Tests
