Taylor 2000 Series Ph Indicator Reagent, 16 oz | R-0004-ETaylor 2000 Series pH Indicator Reagent, 16 oz Liquid R0004E The Taylor R0004E is a 16 ounce bottle of phenol red pH Indicator Solution designed for use with Taylor 2000 Series comparator test kits (e. g. K2005, K2006, K2006C). Key Features: Formulated specifically for Taylor 2000 Series test kits Each 16 oz bottle provides approximately 1,3001,600 tests using 5 drops per test Reliable phenol red formula for accurate pH color matching Packaged in