Pool Spa Aquarium Water Test Strips 14 Paramters Reagent Testing Kits Water quality test paper, also known as water quality test semi-quantitative test strip, applied in food, chemical, municipal sewage, medical, sewage treatment industry, electroplating industry, agriculture and flowers (soil analysis), dairy processing industry. Visual Reading Steps Step 1 Remove a strip, taking care not touch the reaction fields. Step 2 Immediately close the container again. Step 3 Dip the strip for about 1-2 second into the fresh water specimen. Step 4 Read the result with the color scale after 40 seconds.…