Checkit color disc zinc LR, 0 - 1 mg/l

CHECKIT® Comparator Discs are supplied as part of a complete test kit or can be purchased individually as replacements to expand your testing options.
CHECKIT® Comparator Test Kits are accurate, easy-to-use water analysis test kits. Simply add the reagent to the cuvette, turn the disc until the color matches the prepared water sample, and read the concentration value.

Color discs have a continuous color gradient, so a direct color comparison is possible - the result does not have to be different two color standards can be extrapolated.
The multilingual operating instructions contain detailed step-by-step instructions on how to carry out the test and ensure that even "non-chemists" can quickly carry out reliable and accurate measurements.

Several test areas and methods are available for many parameters. Additional test parameters can be added by purchasing additional discs and reagents - use the same comparator housing for all tests.
Easy color comparison thanks to continuous color gradient
Simply turn the disc and compare it against the prepared water sample
Cost-effective solution for quick and accurate water analysis