In measuring the amount of Black carbon reports have found no measurement in the form Black carbonCharacteristics and measurements of the chart of soot Ringlemann
(1) circular smoke chart Create a circle diameter
1915 mm on white paper, with smooth surface ขนาดกว้าง 15 4. 5 mm long, 22 4Five mm
with light reflectance equivalent (Reflectance Equivalency) powder, magnesium oxide (MgO)
or powder, barium sulfate (BaSO4) Grade type chemicals (Reagent Grade) drilled a hole is a circle on the
The center of the chart soot 12 mm diameter, and to divide the image circle
chart of soot into 10 equal channel , and color printing by the charcoal black (Black Carbon) used
In printing, full channel by each channel must have the opacity is different Since the opacity
% 5, 10, 15, 20, 25, 30, 40, 60, 80 and 100%
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