Method for the batch preparation of sample aliquots by solvent e

Details Method for the batch preparation of sample aliquots by solvent e Method for the batch preparation of sample aliquots by solvent e

1984-07-09

1985-08-06

Marcus, Michael S.

Chemistry: analytical and immunological testing

Including sample preparation

Liberation or purification of sample or separation of...

7386323, 7386383, 7386483, 422 68, 422 81, 422101, 436 68, 436 85, 436124, 436177, G01N 110

Patent

active

045336431

ABSTRACT:
Method and apparatus for the batch preparation of sample aliquots by solvent extraction and separation of soluble species from sample comprising nonsoluble particulate, which comprises a receptacle which defines a sample receiving space into which a measured amount of sample is placed, a fluid-permeable filter which is remote from and communicates with the sample receiving space, means to add a metered quantity of solvent to the sample receiving space, means to supply pressurized gas to the sample receiving space to slurry the solvent with the sample, means to invert the receptacle to position the slurry into filtering contact with the filter, and means to collect a sample aliquot comprising the filtered liquid phase of the slurry.

REFERENCES:
patent: 3249403 (1966-05-01), Bochinski et al.
patent: 3790347 (1974-02-01), Fletcher et al.
patent: 4148610 (1979-04-01), Miller, Jr. et al.

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