15 mL 1% Phenolphthalein Must ship Ground not postal

Description:Phenolphthalein has long been the preferred chemical for doing titrations with. It's accuracy at indicating a Ph change has been well documented all over the internet and in biodiesel publications. It changes from a clear solution to a light pink when the Ph changes. It indicates a change right around 8.2.Features Indicates a change in Ph between 8.2 and 10 Extremely accurate when used in titrations Convenient 15 mL, 120 mL, & 950 mL Bottles 1% Solution