G - Physics – 01 – N
Patent
G - Physics
01
N
150/26, 167/43
G01N 31/22 (2006.01) G01N 33/53 (2006.01)
Patent
CA 1229788
ABSTRACT A new method for the visual detection of the colour of a liquid in a series of vessels containing different dyestuff concentrations is described, in which the detection is carried out in the presence of one or more additional dyestuffs, resulting in the observation of different colours or colour shades in the vessels containing different concentrations of the first dyestuff.
449693
Gribnau Thomas C.j.
Kuypers Leonardus P.c.
Akzo N.v.
Fetherstonhaugh & Co.
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