Ensure your water security with our 16-in-1 Water Test Strips, delivering fast, reliable results for drinking water, pools, aquariums, and more. Features: Quick and Reliable Results: Simply dip the strip into the water sample for 2 seconds, remove, wait 30 seconds and compare the color changes with the chart for accurate readings. Anti-interference technology ensures precise results. Protect Your Health: Monitor the quality of drinking water, tap water, pools, wells, and more to securityguard your health and well-being. 100 Test Strips: Cost-effective and long-lasting, this kit provides up to 2 years of weekly testing, saving you hundreds on lab fees. Easy Storage: Packed in a sealed black tube, the strips stay protected from contamination and are easy to store. Specifications: Material: PVC Storage Conditions: Store in a dry place at 2 Celsius–30 Celsius, away from light Shelf Life: 2 years (unopened) Opened Shelf Life: Seal tightly and store in a dry place at 2 Celsius–30 Celsius, away from light Sample Requirement: 5-10 mL of clear liquid at room temperature (25 Celsius) Testing Time: 30 seconds Accuracy: 96% Applications: Drinking water, aquariums, pools, spas, industrial water, ponds, hot springs Test Parameters: pH, total alkalinity, carbonate, hardness, cyanuric acid, copper, mercury, total chlorine, free chlorine, bromine, nitrite, nitrate, iron, chromium, lead, chlorine Quantity: 100 strips Product Size (LxWxH): 0.1 x 0.4 x 13 cm Packing size (LxWxH): 5.3x5.3x14.4 cm Color: White Package Contents: 1 x Tube of 16-in-1 Water Test Strips Please note: Avoid touching the reaction area of the strips to prevent contamination. Seal the tube tightly and store