The Gardner Liquid Color Standard Comparator provides the entire Gardner Color Scale.
The sealed tubes are filled with Cobalt Chloride Platinate solutions of varying concentrations, which correspond to known Gardner Scale yellowness value numbers 1 - 18. The solutions are standardized at 25 °C (77 °F), but visual evaluations made between 20 °C (68 °F) and 30 °C (86 °F) are substantially correct.
Two models are available: with or without illumination.
Comparison of sample tube against 18 liquid color standards
Rugged design for use in the laboratory and production
Quick and easy color quality control of liquids
Attractive price – color evaluation of liquids becomes affordable to everybody
Shelf-life is 5 yea Rugged design for use in the laboratory and