Nitrite Low Range Checker HC

Product Highlights Simple and cost effective way to measures low ranges of nitrite Produce accurate results About This Item Low Range Nitrite Checker HC for Freshwater: The HI 707 Low Range Nitrite Checker HC is a simple, accurate, and cost effective way to measure low ranges of nitrite. Small palm-sized design Accurate from ±20 ppb ± 5% of reading Dedicated to a single parameter Uses a single AAA battery Auto Power Off after 10 minutes in inactivity Built-in timer for timed reaction readings The HI 707 uses an adaptation of EPA diazotization method 354.1. The reaction between nitrite and the reagent causes a pink tint in the sample.  Designed as a more accurate alternative to chemical test kits, the HI 707 provides quick, accurate results in four easy steps.. Step One – Add a sample to the included cuvette(s) Step Two – Insert sample into the Checker and zero it out Step Three – Remove sample and add reagent Step Four – Reinsert sample and click the button to measure your result