Measures Copper levels from 0, 0.3, 0.6, 1.0, 3.0 ppm, Iron levels from 0, 0.3, 0.5, 1, 3, 5 ppm in 15 seconds. Also included is a sample tube with 30 Iron reduction tablets to pre-treat the Iron sample. The Copper & Iron test strips kit allows for 25 tests and can be purchased as one unit or a 6-pack case.
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