Cordouan Wallis High Resolution Zeta Potential Analysis
Cordouan Wallis High Resolution Zeta Potential Analysis
Cordouan Wallis High Resolution Zeta Potential Analysis
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<strong>Wallis</strong> <br />
<strong>Zeta</strong> potential analyzer<br />
<strong>Zeta</strong> <strong>Potential</strong> <strong>Zeta</strong> potential range -200 mV to 200 mV<br />
Signal<br />
processing<br />
Mobility range<br />
Sample concentration<br />
Cell options<br />
Sample volume<br />
Maximum sample conductivity<br />
Sample Type<br />
Measurement technology<br />
Laser source<br />
10 -10 to 10 -7 m 2 /V.s<br />
0.0001% to 10% w/% (solvent dependent)<br />
Cuvette cell with optical quality windows compatible with organic solvents<br />
Typically 750 µL (Hellma cell – 10 mm light path)<br />
300 mS/cm<br />
Aqueous & organic solvents – pH: 1-14 (depending on cuvette cell material)<br />
Laser Doppler Electrophoresis (LDE)<br />
20 mW diode @635 nm coupled to automated attenuation system. Other<br />
wavelengths available upon request<br />
Measurement angle Single angle for zeta potential at 17°<br />
Data processing algorithm<br />
<strong>Resolution</strong><br />
Detector<br />
Fast Fourier Transform<br />
Mobility = 10 -10 m 2 /V.s or <strong>Zeta</strong> = 0,1 mV ( in water)<br />
Avalanche Photodiode – APD<br />
General Temperature control range inside the cell 10°C to 90°C +/-0,1°C (depending on cuvette cell material)<br />
System<br />
Compliance<br />
Computer interface<br />
Dimensions<br />
Weight<br />
Power<br />
CE certification<br />
ISO norm<br />
USB 2.0 – Windows XP, Seven<br />
45 cm x 30 cm x 40 cm (HWD)<br />
17 kg<br />
100/115/220/240 VAC, 50/60 Hz, 100 W max<br />
CE marked product - Class I laser product, EN 60825-1:2001, CDRH<br />
ISO 13099-2 : 2012 – Colloidal system – methods for zeta-potential<br />
determination – Part 2 : Optical methods<br />
Contact:<br />
sales@cordouan-tech.com<br />
service@cordouan-tech.com<br />
11, avenue de Canteranne<br />
33600 Pessac – France<br />
Tel +33 (0)556 158 045<br />
Fax +33 (0)547 747 491
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