Liquid Color Standards The Gardner Liquid Color Standard Comparator provides the entire Gardner Color Scale, against which a liquid sample can be visually compared. The sealed tubes are filled with Cobalt Chloride Platinate Two models are available: with or without illumination.
affordable to everybody
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.
Cat. No. CL-6726 and CL-6727 come complete with:
Set of 18 color standards 1 to 18
6 empty comparison tubes
Steel holding rack with fluorescent lamp
Operating manual
Cat. No. CL-6724 comes complete with:
Set of 18 color standards 1 to 18
6 empty comparison tubes
Steel holding rack with frosted glass panel
Operating manual
| Ordering Information | Technical Specifications |
| Standards |
| AOCS | Method Tdla-64T | |
| ASTM | D 1544 | |
| ISO | 4630 | |