Knauer - K-7000
Manufactured by Knauer
Applied in molecular weight or total osmolality determination.
The Vapor Pressure Osmometer K-7000 is applied in determining the total osmolality of biological liquids. In addition, molecular masses of polymers can be determined in aqueous or organic solvents. The instrument is optimally supported by the specially designed software, EuroOsmo®. With this software methods and measuring curves can be easily generated for data evaluation.
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General Specifications
Depth | 340 mm |
Height | 182 mm |
Width | 160 mm |
Weight | 5.4 kg |
Additional Specifications
Molar-Mass Range:
up to 10,000 g/mol in H2O, and 40-40,000 g/mol in organic solvents
Concentration:
1 x 10-3 up to 10 molal
Sensitivity:
3.3 x 10-5 mol/kg in toluene and 1.7 x 10 -4 mol/kg in H2O
Working Temperature:
20-130°C
ΔT Overhead Temperature:
0-6°C
Warm Up Phase:
25-40°C: 0.5 h/40-90°C: 1.0 h/90-130°C: 1.5 h
Syringes:
1 ml glass syringes with steel/Teflon pistons
Connector:
serial RS-232 interface
Minimum Solvent Volume
20 ml (in the cell)