Check the listing for details. AquaCheck Chlorine Test Strips (100 count) - Pack of 2. Condition: New. Listed at 28.99 USD. Tests for: Total Chlorine, Total Bromine, Free Chlorine, pH, and Total Alkalinity. AquaChek Pro offers service professionals a convenient and easy 5-way test for all of the critical daily parameters. Save time and money when you get fast, accurate results for free and total chlorine, total bromine, pH and total alkalinity in about 30 seconds. Partner with AquaChek Pro II for testing those parameters that require only monthly monitoring. Dip an AquaChek Pro test strip in your pool or spa water for one second and remove. You'll get test results in seconds! For a clean and healthy pool, test the water at each end a minimum of twice a week! Directions in both English and Spanish. Tests for 5 important chemistries in seconds: Total Chlorine, Total Bromine, Free Chlorine, pH, and Total Alkalinity. Takes about 15-30 seconds to show results Test for: Free Chlorine, Total Chlorine, pH, Total Alkalinity, Total Bromine Instructions and chart on the back of the bottle Part Number: 511710 Pack of 2 SHIPPING: We will do our best to ship your order based on the shipping method selected, however in some cases, your shipping method may need to be modified to meet shipping requirements based on the carrier. Our current carriers used are UPS, FedEx and USPS. Please contact us directly through the "Contact Seller" link if you need UPS, FedEx or USPS specifically for your order.