Drinking Water Test Strips Accurate Water Quality Test for Well Water Tap Water Detects Drinking Waters Level Ranges for Lead Nitrate Hardness Iron and More 100 Count

They are perfect for testing drinking water, home faucets, well water, fresh water pools, swimming pool, hot tubs, spas, freshwater, spring water, hydroponics, aquariums, aquaculture, science experiments and more. The test strips use to determine the parameters of many different liquids, it can test 14 parameters at the same time ?Chromium/Cr(VI) (2-100? ?Nitrate (0-500) ?Residual chlorine (0-20) ?Sulfite (0-400) ?Total alkalinity (0-400) ?Hardness (0-425) ?Copper (0-300? ?Mercury (0-0.08) ?Bromine (0-20) ?Nitrite (0-80) ?Fluoride (0-200) ?pH (6.0-9.0) ?Lead (0-500) ?Iron (0-500) Steps ?Dip the  test strip in the water sample for 3 seconds ?Take it out and let it stand in the air for about 60 seconds ?Match the color of the strip to the back of the bottle and read the test results carefully within 60 seconds. Included 1x Package (100 count?