Yueeng 10 in 1 Pool Test Strips 100 Count Spa Test Strips for Hot Tubs Swimming Pool Water PH Testing

20 seconds needed to know water quality with Yueeng test strips. Quick test and easy understanding features, to be the best choice for you. Test 10 Parameters At The Same Time ? Alkalinity ? pH ? Total Hardness ? Iron ? Copper ? Lead ? Nitrate ? Nitrite ? Fluoride ? Free Chlorine Package include: Pool Test Strips (100pcs) User’s Guide Storage Instructions: 1. Store in dry condition, keep away from direct sunlight and moisture. 2. Always keep the cap tight on your strip container in between uses and always leave desiccant in the bottle. 3. Do not touch areas of the test pad of the reagent strips. 4. Do not drink the water sample that the strip was immersed in. 5. Use strips before the expiry date. 6. Discard the water sample properly.