Continue shopping “Blue Devil 0.5 oz. Test Kit Reagent Phenol Red pH B7022” has been added to your cart. Product Price Quantity Total × Blue Devil 0.5 oz. Test Kit Reagent Phenol Red pH B7022 $7.01 Blue Devil 0.5 oz. Test Kit Reagent Phenol Red pH B7022 quantity $7.01 Cart totals Subtotal $7.01 Shipping Shipping costs will be calculated once you have provided your address. Total $7.01 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update