Desktop Whiteness Meter 1)can test powder,pasty,boards ... Meter, Incubator, shaker, Hotplate, Mixer, PCR, Oven, etc.Desktop Whiteness TesterApplication:This instrument based on the principle of photoelectric ... or d/0 as a illumination condition. Meanwhile, except solution or liquid samples, this instrument can be widely measured ... 0.2Power Supply220V+/-10%Measuring Condition0/dd/0 Desktop Whiteness Tester