Poolmaster Salt Water Swimming Pool and Spa Water Chemistry Testing Strips, Made in the USA, 22210
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- For maintaining proper sodium chloride levels in salt water swimming pools & spas; 10 MADE-IN-THE-USA testing strips per bottle
- Tests for sodium chloride with a range from 1500 - 5000 ppm just dip and read in seconds
- Easy-to-use and store in the POP-TOP container with desiccant liner that keeps strips fresh
- It is recommended to test your sodium levels 2 - 3 times per month; STOCK UP! shelf life for SALT WATER STRIPS is 30 months