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1. 7 IN 1 -50PCS Chlorine Dip Test Strips Hot Tub SPA Swimming Pool PH Tester Paper

   Application: for drinking water, aquariums, swimming pools and spas, industrial water, ponds, spa water. Ladies Winter Warm Woolen Hat Scarf Kit for Outside Windproof Cap Ear Protection. Put the test strip flat, do not shake off the excess water, wait for 30 seconds, read the result in 30--60 seconds.

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2. 100 Strips Urine Test Strip 10 Parameters Urinalysis Dip-Stick PH Test Strips

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3. 100 Strips Urine Test Strip 10 Parameters Urinalysis Dip-Stick PH Test Strips

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4. Happy Hot Tubs Bromine 3 Way Test Strips Pool Spa Hottub Dip Testing Strip PH Al

   Test for Total Bromine, Alkalinity and PH level. The optimum levels are given on the back of the test strip pot. Total Bromine (3-5ppm), Alkalinity (40-120ppm), PH (7.2 to 7.6). How do i know the optimal water levels for my spa?.

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5. 160 pH 1-14 Universal Full Range Litmus Test Paper Strips Tester Indicator Urine

   12-14 indicates "Very high level of Alkalinity". 1-3 indicates "Very high acidic". How to use?.

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6. PH Indicator Strips

   New and boxed

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7. 50 Vaginal pH Test Strips For Feminine Care FDA CE Approved For Balance

   3.0-3.5 is acidic, 4-4.5 is normal, and 5-6.5 is abnormal. If used twice a week, you can use it for 25 weeks, fully covering your daily needs. Step 2: Use a cotton swab to gently remove an appropriate amount of sample, then apply it to the test strip test pad.

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8. Chlorine Testing Strips / Pool / HotTub Tester - 3 In 1 With / pH / Alkalinity

   Alkalinity / Total Alkalinity (mg / l): 0 - 240. Chlorine (Free) / free Chlorine (mg / l): 0.0 - 10.0.

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