osmometer


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osmometer

[äz′mäm·əd·ər]
(analytical chemistry)
A device for measuring molecular weights by measuring the osmotic pressure exerted by solvent molecules diffusing through a semipermeable membrane.
References in periodicals archive ?
If There Is a Net Flow of Water into the Osmometer, Isn't the Volume of the Solution Going To Increase?
Ruminal fluid was analyzed for osmolality with an osmometer (OM-6010, Kyoto Daiichi Kagaku, Kyoto), for pH and Cl concentration by a pH/Ion meter F-53 (Horiba Ltd., Kyoto), and for concentrations of Na and K with an atomic absorption flame emission spectrophotometer (AA-6200, Shimadzu Corporation, Kyoto).
We believe this interval is inappropriately low, based on our duplicate measurements of serum osmolality by freezing point depression (Advanced Instruments Model 3MO osmometer) in 59 healthy volunteers of ages 20-60 years.
This solution was confirmed to have an osmotic pressure greater than 300 mOsm/kg using a cryoscopic osmometer (Osmomat 030, Gonotec GmbH, Berlin, Germany).
Ruminal fluid was analyzed for osmolality with an osmometer (OM-6010, Kyoto Daiichi Kagaku, Kyoto) and for pH by a pH/Ion meter F-53 (Horiba Ltd., Kyoto).
Solution osmolality was measured with a vapor pressure osmometer (Wescor, Logan, Utah) and adjusted such that the intracellular osmolarity was 100 [+ or -] 5 mOsm greater than the external osmolarity.
A Wescor Vapro 5520 vapor pressure osmometer (Wescor Inc., Logan, UT) was used to measure sap osmolality.
The p was measured cryoscopically with 5520 Vapor Pressure Osmometer (Wescor, Inc., Logan, UT USA) with a sample holder.
Ruminal fluid was analyzed for osmolality with an osmometer (OM-6010, Kyoto Daiichi Kagaku, Kyoto) and for pH and concentrations of Na, K and Cl by a pH/Ion meter F-53 (Horiba Ltd., Kyoto, Japan).
Nonnotte for the loan of the osmometer used aboard ship.
Membrane Osmometer Line offers analytical labs a precise and reliable system for the measurement of the average molecular weight Mn of polymers, soluble in aqueous or organic solvents.