Color variations of transparent liquids such as varnishes, solvents, resins, tensides,

oils etc., may be caused by contamination or impurities, process inconsistencies,

or excessive weathering. Therefore,  reliable and accurate measurements are essential to

ensure consistent production standards.

BGD 425 Gardner Color Comparator with C Illuminant is used to test the color of

drying fatty oil, varnish, fatty acid, polymerized fatty acids and resin. It complies with

ISO 4630 standard.

■ Glass tubes：Colorless and transparent with inner diameter is 10.65± 0.025mm,external diameter is 12.5mm and the length is 114mm

■ Working Standard：18 pcs different standard liquid color which are prepared according with ISO 4630

■ Illuminant：Its energy of spectra is similar with C light resource of CIE. And the ray come through breadth wise the working standard color and sample

■ The environment is neutral color, the two working standard colors and one sample are

within eye shot

■ Ordering Information：BGD 425--- Gardner Color Comparator with C Illuminant