Sample filtration, separation and dispensing device

Details Sample filtration, separation and dispensing device Sample filtration, separation and dispensing device

1991-01-04

1992-05-12

Jones, W. Gary

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210650, 210749, 210767, 210782, 436178, B01D 6118, B01D 6906

Patent

active

051124904

ABSTRACT:
An apparatus for dispensing a predetermined amount of a sample into a fluid. The apparatus comprises a chamber which may be inserted into a cuvette. The chamber comprises a means such as a membrane or filter ball for dispensing a predeterming amount of a sample into a fluid upon contact of said membrane or filter ball and said sample by said fluid. The fluid is brought into contact with the sample by vortexing the fluid with a vortex mixer.

REFERENCES:
patent: 589648 (1897-09-01), Ferdig
patent: 4144165 (1979-03-01), Matz
patent: 4294594 (1981-10-01), Sloane, Jr. et al.
patent: 4426295 (1984-01-01), Evans et al.
patent: 4600507 (1986-07-01), Shimizu et al.
patent: 4632901 (1986-12-01), Valkirs et al.
patent: 4696797 (1987-09-01), Kelton
patent: 5000922 (1991-03-01), Turpen

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