Vapor Pressure Osmometer
The Model 833 Vapor Pressure Osmometer (VPO) is an effective, easy-to-use tool for the determination of number average molecular weights of any non-volatile solute in the range of 100 - 25,000 Dalton.

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Model 833
Vapor Pressure Osmometer
The Model 833 Vapor Pressure Osmometer (VPO) is an effective, easy-to-use tool for the determination of number average molecular weights of any non-volatile solute in the range of 100 - 25,000 Dalton.

The Model 833 incorporates many improvements over other manufacturers' designs to simplify and improve molecular weight determinations.

Click here for the Model 833 VPO brochure

Membrane Osmometer
The Model 231 Membrane Osmometer (MO) is an effective, easy-to-use tool for the determination of number average molecular weights of any non-volatile solute in the range of 20,000 - 1,000,000 Dalton.

Model 231
Membrane Osmometer
The Model 231 Membrane Osmometer (MO) is a compact instrument used for making osmotic pressure measurements in biomedical and polymer studies.

The instrument design is based on the direct relationship between osmotic pressure and molecular weight of macromolecules.

Click here for the Model 231 MO brochure