The Industrial Test Systems WaterWorks 481108 Total Hardness test strips test calcium levels from 0 to 1,000 ppm with a three-second test time. These total hardness water quality test strips evaluate calcium levels in residential, industrial, or educational applications. Each strip tests for total h...

The best in accuracy, this kit includes everything to perform +/- 10 tests with complete instructions. Regularly checking your system assures that your system is properly treated. This method directly tests chemical level. This is the testing method that we recommend for maintaining your system with...

For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges

This is FORENSICS Basic Ammonia NH3 Detector model made to be a workhorse with easy One Button operation. Turn ON and detect immediately with no messing around. Detector is made with a high quality electrochemical sensor Made in Japan. Comes factory calibrated. Ammonia is a toxic gas that requires c...

AmTech 300 Professional Strength Wood Boiler Treatment contains Two Levels of Protection, a blend of Nitrates and Silicates. It is safe and compatible with most products produced by other wood boiler manufacturers. AmTech300 has all the same properties as its competitors but at a much lower cost. Am...

andheld Carbon Monoxide Meter with High Precision CO Gas Tester Monitor Detector Gauge 0-1000ppm GM8805 5.25 x 2.25 x 1.25 in