Hanna HI-38067 Chemical Test KitThe Hanna HI38067 is a reliable and easy to use chemical test kit designed to measure high range silica concentrations in water. Ideal for industrial water treatment, boiler water analysis, and environmental monitoring, this kit uses a colorimetric method to provide accurate and consistent results. It includes all necessary reagents, a comparator block, and glass test tubes, allowing users to quickly test silica levels without the need for expensive