Product Details
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- Biguanide test strips are compatible with biguanide sanitizers
- Easily tests spa water in biguanide systems, so you can solve spa water problems and relax
- 25 one-dip biguanide test strips give quick, accurate results for clear, soothing spa water
- Recommended levels: pH 7.2-7.8, total alkalinity 80-120 ppm and calcium hardness 150-400 ppm
