ITEM NAME:50 Strips 5 in 1 Swimming Pool Spa Water Test Strips Nitrate Nitrite PH Hardn-ME Feature: The test paper has high precision, simple operation, convenient carrying. Quickly test the Nitrate Nitrite PH Carbonate Hardness General Hardness in water by colorimetric method. Commonly used in swimming pools, spas and other industries. Description： Quantity: 50pcs/Box Name: 5-in-1 Swimming Pool Test Strips Nitrate Range：Salt/Fresh:0-200mg/l Nitrite Range:Salt/Fresh:0-10mg/l PH Range: Salt/Fresh:6.0-9.0 Carbonate Hardness Range:Salt/Fresh:0-240mg/l General Hardness Range:Fresh:0-180mg/l Package include: 50pcs/box 5-in-1 Swimming Pool Test Strips Note: Due to hand measure, the size may have 1-2cm error. Due to different monitor, the color may have difference..Nitrite Range:Salt/Fresh:0-10mg/l. Nitrate Range：Salt/Fresh:0-200mg/l. Carbonate Hardness Range:Salt/Fresh:0-240mg/l. Commonly used in swimming pools, spas and other industries. PH Range: Salt/Fresh:6.0-9.0.
