Temporary liquid storage cavities in a centrifuge tube

Details Temporary liquid storage cavities in a centrifuge tube Temporary liquid storage cavities in a centrifuge tube

1994-03-30

1995-10-31

Housel, James C.

Chemistry: analytical and immunological testing

Including sample preparation

Volumetric liquid transfer

422 72, 422100, 422102, 4352831, G01N 110

Patent

active

054628814

ABSTRACT:
Centrifuge tube, specimen well,covering lid and method of their use, the well having an inner wall between an upper opening and a bottom region, including between the upper opening and the bottom region a liquid-holding cavity having a liquid drain channel, the lid having a bottom wall including alternative liquid-holding cavities. The liquid-holding cavities are configured and arranged to allow liquid in these cavities to flow to the bottom region only when a centrifugal force is applied to the centrifuge tube.

REFERENCES:
patent: 3976579 (1976-08-01), Bennett
patent: 4279863 (1981-07-01), Friehler
patent: 4469793 (1984-09-01), Guigan
patent: 4469793 (1984-09-01), Guigan
patent: 4942017 (1990-07-01), Turpen
patent: 4942017 (1990-07-01), Turpen
patent: 4980293 (1990-12-01), Jeffs
patent: 4980293 (1990-12-01), Jeffs
patent: 5073341 (1991-12-01), Hargreaves
patent: 5202093 (1993-04-01), Cloyd

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