Fast and Accurate Swimming Pool Aquarium Test Strips 50 for PH Total Hardness Nitrate Nitrite Residual Chlorine

Features: ● Preferred material: made of PVE and other materials, safe and environmentally friendly, no pollution. ● The ultimate family pool test zone for pools and spas. Test 6 parameters: nitrate, nitrite, ph, residual chlorine, total hardness, total alkali. ● Extremely easy-to-use swimming pool water quality test strip, using simple and clear instructions to get reliable results immediately. Just dip it and compare it with the big color chart on the bottle. for Ideal range marked on the bottle. ● 50 averages and 50 tests-each swimming pool test strip can provide accurate and fast results for any water source (including for fresh and salt water swimming pools, spas and hot tubs). ● 6-in-1 swimming pool aquarium test strips bring you a different experience.

Specifications: Material:PVE Size: Approx. 11cm/4.33inch

Package Includes: 50 Bars Water Quality Test Paper

note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.