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Calcium Hardness #1 1 Oz. 30 mL for ColorQ Pro 7 (Newer Versions Above 1.4) Item: 7042-G
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This Calcium Hardness #1 Reagent is for use with the ColorQ Digital Photometer Testing Kits. For ColorQ Pro 7 Kits Versions above 1.4.


ColorQ Pro 7 Refill Reagents 1 Oz. 30 mL Complete Set Item: #378-R2056
 
pH Indicator 1 Oz. 30 mL Bottle Item: #7037-G