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Dynamic Light Scattering DLS nano particle size analyzer Analysette 12 Dynasizer
The Dynamic Light Scattering technique (non-invasive back-scattering technology) offers precise and reproductible particle size and particle size distribution of nano particles such as proteins, liposomes, latexes, polymers, emulsions, micro emulsions, micelles, etc.
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- Measuring range from 1nm to 6µm
- Measurement from low to high concentration 0.0003 up to 40% vol.%
- Cuvette-free design, ultra-thin sample layer for measuring high particle concentrations and dark media
- Two detectors:
- Photo-Multiplier PMT, or
- Single Photon Avalanche Diode PAD
(concentrations of few ppm and particle diameter < 10nm) |
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 Iron Oxide Curve
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Technical Data |
Analysette 12
DynaSizer |
Analysette 12
DynaSizer Plus |
| Measuring Range |
2 - 6000 nm (PMT) |
1 - 6000 nm (SPAD) |
Particle Concentration
Range |
0.001 - 40 Vol.-% (PMT) |
0.0003 - 40 Vol.-% (SPAD) |
| Detector |
PMT: Photo-Multiplier
Dark current approx.150cps
Amplification >105
Reponse Time <10 ns |
SPAD: Single Photon Avalance Diode
Thermally stabilised with Peltier elements
Active quenching, dean time <0.1ns
Dark count rate ~ 10 cps |
| Analysis Method |
Dynamic light scattering (DLS) |
| Laser |
Single mode fibre laser,
658 nm wavelength, 65 mW maximum power
TEC-stabilised
Electronic regulation of the laser power possible
(between 1mW and 65mW)
Optionally available with 532 nm wavelength
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| Sample Temperature |
Between +15 and +70°C |
| Measuring Cell |
Solvent resistant |
| Sample Quantity |
Min 50 µl - max 5 ml |
| Correlator |
Autocorrelation over 1000 channels
16-bit resolution, 100 ns pulse width correlation |
| Typical Measuring Time |
30 s - 5 min (depending on sample and instrument settings) |
| Analysis Software |
Analysis algorithms:
Cumulant,
Contin,
Padé-Laplace,
multi-acquisition mode for determining particle size distribution, simulation module |
Dimensions
(w x d x h) |
33 x 28 x 30 cm |
| Weight |
12 kg | |
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