![API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-colored : Amazon.ca: Pet Supplies API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-colored : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/61tt9EA86lL._AC_UF894,1000_QL80_.jpg)
API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-colored : Amazon.ca: Pet Supplies
![API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count Box : Amazon.ca: Pet Supplies API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count Box : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/71QDd9nzSIL.jpg)
API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count Box : Amazon.ca: Pet Supplies
![API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count Box : Amazon.ca: Pet Supplies API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count Box : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/61fJQV8JuiL.jpg)
API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 25-Count Box : Amazon.ca: Pet Supplies
![Word of warning with older API test kits. Mine was not expired but still gave a very inaccurate (high) reading. Opened a new kit, and got results that matched my test strips. : Word of warning with older API test kits. Mine was not expired but still gave a very inaccurate (high) reading. Opened a new kit, and got results that matched my test strips. :](https://preview.redd.it/word-of-warning-with-older-api-test-kits-mine-was-not-v0-6kca5fgs4wy81.jpg?width=640&crop=smart&auto=webp&s=1edf2780aa8de486d8012f2390e7558b31e38cd0)