1 THE OSMOMAT 070 VAPOR PRESSURE OSMOMETER ...

50 User Guide OSMOMAT 070 Version 1.1
6.3 Specifications
Molecular weight range: 50-50,000 Daltons in organic solvents
50-5,000 Daltons in water
Minimum detectable concentration: 3.3 x 10 -5 mol/kg in toluene
1.7 x 10 -4 mol/kg in water
Concentration range
of solutions to be measured: 0.1-1.5 Osmol/kg in water
1x10 -3 - 3x 10 -2 Specific vapor pressure of the
Osmol/kg in organic solvents
substance to be measured < 0.1% of the used solvent
Sample volume: Approx. 1 ml per solution, at least three solutions in
graduated concentration
Temperature range: 5°C above room temperature up to 130°C in 1°C
stages
Solvent quantity: At least 20-40 ml
Analog output: 1 mV/digit, 10V max.
Calibration substance for molecular weight
determination: Benzyl/benzoic acid/naphthalene
Measuring range for osmolality determination: Up to 3000 mOsmol with control unit SA
Up to 1500 mOsmol with control unit B
Calibration solution for osmolality determination: Sodium chloride
50 User Guide OSMOMAT 070 Version 1.1