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... color cards and user guides, you'll know the total hardness, total chlorine, free chlorine, bromine, pH, total alkalinity, and cyanuric acid levels of water in less than a minute. This product is suitable f...
..., the weak alkaline reacts with the acidic substance to balance the acid and alkali of the human body, changes the living environment of the harmful bacteria, excreting toxins, and ......
Hydrafacial Cleaning Machine / 7in1 H2o2 Bubble Rf Facial Cleansing Beauty Machine It is called hydrogen-riched water in China. It is an alkaline water which can effectively improve the oily skin of acne which ...
RFID Smart Card Locker Lock for Swimming Pool Gym Spa School Office Locker Technical data Material Zinc Alloy Lock face size 115x54x16(mm) Working voltage DC6.0V,4 pcs 1.5V AA Alkaline battery Notice voltage 6....
Swimming Pool Ph & Chlorine Test Kits 7-way test kit: total hardeness, cyanuric acid,. total chlorine, free chlorine, pH,acid demand, total alkalinity . PH is a measurement of the relative acidity or basicity o...
No hole Hidden Smart Sensor Invisible Lock for cabinet Drawer Lock Products Descriptions: Fingerprint Module Semiconductors Materia Aluminium alloy Battery 3*AAA alkaline battery Static Curren 20uA Dynamic Cur...