Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1978-11-17
1980-11-25
Shine, W. J.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210198C, 252457, 252468, B01D 1508, B01J 2302, B01J 2306, B01J 2330
Patent
active
042357160
ABSTRACT:
Magnesium, calcium, strontium, barium, zinc and/or cadmium tungstate and/or calcium molybdate are good fluorescent indicators for use in sorption agents for chromatography. They are especially useful because of the stability of their fluorescent properties to acidic treatment.
REFERENCES:
patent: 2182860 (1939-12-01), Addink et al.
patent: 2632739 (1953-03-01), Dinwiddie et al.
patent: 3644734 (1972-02-01), Inoue et al.
patent: 4115312 (1978-09-01), Engel et al.
Eckle Manfred
Halpaap Herbert
Rossler Hubert
Merck Patent Gesellschaft mit beschrankter Haftung
Shine W. J.
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