Ammonia Test Strips 0 100 ppm [Vial of 25 Strips] for Industrial Applications auspowers_batchone Make the switch from pen Color:Black & Yellow 2 pack Make the switch from pen and paper to stylus for your Chromebook Flip C433 with the AccuPoint Active Stylus: A Stylus that looks and feels just LIKE A REAL PEN COMMIXC will provide the best service to our customers The test strip works by using two pads in the test pad “sandwich” – the first pad creates an alkaline environment which converts all of the ammonia ammonium present to ammonia Bartovation is a market leading American manufacturer of test strips Some of our other products that may work for your needs include: Phosphorous and Phosphate Detection Test Strips