50pcs 7in1 Water Quality Test Strs PH Nitrate Nitrite Chlorine Alkalinity Hardness for Pool Pond Aquarium Tap Fish Tank

50pcs 7in1 Water Quality Test Strs PH Nitrate Nitrite Chlorine Alkalinity Hardne for Pool Pond Aquarium Tap Fish Tank Descrtion: 7 in 1 Upgrade: The test str can be used for rapid analysis and detection, of Nitrate, Nitrite, pH, Free Chlorine, Total Hardne, Total Alkalinity, Total Chlorine Practical in Use: Wells and pes or swimming pools can be easily contaminated. It is recommended to use this test str frequently. Measure your pH accurately to show alkaline status by using the str. Ensure your body and water are safe. Easy to Use: Immerse the test str in water for 2 seconds, hold it in the air for about 60 seconds, and then adjust the color on the back of the bottle to get a reading to comfortably test your pH at home. Economical and Applicable: Water quality should be tested weekly. One pack of our test strs includes 50 test strs. It is used for water quality testing of drinking water, household taps, well water, freshwater, fish tanks, swimming pools and more. Portable Design: There are 50 test strs in each bottle. It is compact and easy to carry. Specifications: Bottle material: Plastic Test stre material: paper Color: as shown in the picture Length: about 11 mm/0.43in Quantity: 50 strs in each bottle Packing List: 50pcs/bottle X PH Test Strs 1pcs X user manual Notes: 1. Due to the light and screen difference, the item's color may be slightly different from that shown in the pictures. 2. Please allow 0.5-2 cm tolerance due to manual measurement.

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

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