7 in 1 Aquarium & Pool & SPA Quality Testing Strips - Simple and Easy - Test Total Hardness Nitrate(NO3) Nitrite(NO2) Chlorine Total Alkalinity Carbonate pH - 100 Count - MARINE COLOR

• 7 PARAMETERS in 1 STRIP Aquarium & Pool & SPA Quality Testing Strips - Simple and Easy - Test Total Hardness Nitrate(NO3) Nitrite(NO2) Chlorine Total Alkalinity Carbonate pH - 100 Count QUICK & EASY TESTING: Just one single dip in the water for 2 seconds and then remove it. Hold the strip horizontally for 30 seconds, compare with color chart on bottle to get accurate results of your water quality HIGH PRECISION RESULT: No need to shake strip after dipping into water, each test strip is made of high quality fiber paper that provides instant and reliable result for POOL, SPA, HOTBATH and FISH TANK 100 STRIPS MEANS 100 TESTS - Each aquarium test strip provides accurate and fast results for any water sources including fresh and salt water aquariums & fish ponds