Indicator Powder Pillows is required for alkalinity and acidity evaluation in water and other liquids.
Phenolphthalein Indicator Powder Pillows is included in the Alkalinity Reagent Set (p/n 2271900) that measures alkalinity in the range from 10 to 4000 mg/L CaCO₃ in oil and gas field waters. The product is also included in the Acidity Reagent Set (p/n 2272800) that measures acidity in the range between 10 and 4000 mg/L CaCO₃ in water, wastewater and seawater. 100 Powder Pillows are sealed in each product package.
Sample preparation
It is recommended to store the container tightly closed.
| Brand | Hach |
| Number of tests | 100 tests |
