Continue shopping “Blue Devil 0.5 oz. Test Kit Reagent Solution 5 Alkalinity B7045” has been added to your cart. Product Price Quantity Total × Blue Devil 0.5 oz. Test Kit Reagent Solution 5 Alkalinity B7045 $6.51 Blue Devil 0.5 oz. Test Kit Reagent Solution 5 Alkalinity B7045 quantity $6.51 Cart totals Subtotal $6.51 Shipping Shipping costs will be calculated once you have provided your address. Total $6.51 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update