Taylor R-0004-A Ph Indicator Refill .75 Ounce

The taylor r-0004-a ph indicator solution is a Replacement reagent for the taylor test kits. One bottle is 75 oz (22 ml) of ph indicator #4. Features: replacement reagent for the taylor test kits 3/4 oz bottle of ph indicator 4 replace all reagents more than one year old or at the beginning of a new testing season.