JBL Test strips for quick aquarium water testing, EasyTest 6in1, 253369

Amazon.com Price: $17.91 (as of 25/03/2022 12:55 PST- Details) & FREE Shipping.

Test strips for testing 6 important water values in 1 minute: quick test for aquarium, pond, well and tap water
Easy to use: Move the test strip in water for 2-3 seconds, Take test strip out of water, Drain off the water horizontally, After 1 minute: compare test strip with colour scale on the package
Determination of following values; chlorine, acidity (pH), general hardness (GH), nitrite (NO2), nitrate (NO3) and carbonate hardness (KH) of the water

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