Phenolphthalein 0.5 Percent In 50 Percent Ethanol Concentration 0.5 Percent In 50 Percent Ethanol Chemical Container Material Plastic Chemical Container Type Bottle Chemical Grade Lab Chemical Container Size 125mL Chemical Family Type Standards and Solutions Shelf Life 24 mo. Shipping Restrictions DOT - ETHANOL SOLUTION/UN1170 Special Information pH 8.3 to 10.0 Colorless to Pink