Reagent Powder Pillows is required for silica evaluation in water, seawater, boiler water and ultrapure water.
Citric Acid Reagent Powder Pillows is included in the Low Range Silica Reagent Set (p/n 2459300) and High Range Silica Reagent Set (p/n 2429600) that measure silica in water, seawater, boiler water and ultrapure water. Each product package contains 100 Powder Pillows. Article 2106269 may be used for 10 mL sample analysis.
| Brand | Hach |
| Number of tests | 100 tests |
