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AstraGene 2μl Spectrophotometer

AstraGene 2μl Spectrophotometer

Product Description

The AstraGene’s patented sample holder enables measurements to be taken straight through the pipette tip on sample volumes as small as 2µl. Complex sampling routines are avoided while sample integrity and user safety are maintained; samples can even be recovered after measurement for further analysis or processing. Dedicated to Life Science applications the Astra Gene spectrophotometer’s intuitive software and unique sample handling makes measurement of DNA/RNA and Proteins a simple and rapid procedure.

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The simplest solutions are often the best; and when it comes to the analysis of microvolume samples AstraGene’s fundamental principle is as simple as it gets

AstraGene works the way you do, with no new skills required or special techniques to learn. Simply pick-up 2μl of sample and measure – right there in the pipette tip, no drops to dispense, no arms to close, no caps to replace not even a sample chamber to open. Fewer steps are required to execute each reading; speeding work and reducing the risk of error.

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No drops to dispense

AstraGene does not require the sample to be dispensed onto a pedestal, a tray, a plate or even into a cuvette. The sample remains in the pipette tip where it is measured. There it is protected from contamination and evaporative loss, so giving the enhanced repeatability that will boost confidence in your results.

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No restricting sample chamber

and no arms to close. AstraGene has no moving parts and does not use any electro-mechanical components. Because of this, movement and wear have been eliminated, so reducing maintenance to an absolute minimum and enabling system calibration to be fixed for life. While press-to-read operation ensures the pulsed xenon lamp should never need replacing.

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No clean-up between samples

With AstraGene your sample stays in the pipette tip, so there is no need to pick it up again, eliminating the risk of cross-contamination and enabling all of your sample to be re-used. After each measurement you won’t have to clean every surface it touched either, or carry out periodic reconditioning or replacement of sample platforms.


In the tip

AstraNet Systems have many years experience in solving dificult analytical appli- cations using their fibre-optic coupled, CCD Array spectrophotometers

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These spectrophotometers are proven in some of the toughest industrial environments around the world and form the heart of the AstraGene system.

The micro-volume sample accessory is connected to the spectrophotometer by two fibre-optic cables. One delivers the light from the xenon lamp to the sample, which remains in the pipette tip. The other one collects the transmitted wavelengths on the opposite side of the tip and passes them to the spectrophotometer for measurement.


Fixed 10mm path lenght

The system can also be supplied with a fixed 10mm path length or detachable tips that give a selection of path lengths from 40mm down to 2mm (AstraGene automatically compensates for path lengths of 10 and 1mm, other path lengths require manual correction); saving on the need for many sample dilutions too.



New immersion probe holder

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Use your AstraGene laboratory spectrophotometer just like a pH or Ion meter with this new Immersion Probe Holder. The strong cantilever construction enables the probe to be dipped into samples in beakers, flasks, test tubes, or any other container, without the need to decant or pipette the samples into fragile or expensive cuvettes. With their ultra-fast wavelength scanning capabilities AstraNet spectrophotometers used with fibre-optic immersion probes will display your results even quicker than you can prepare your sample using traditional methods.

Features

Features

  • No moving parts
  • High reliability, high reproducibility
  • Low maintenance
  • Programmable built-in digital I/O
  • Programmable analogue output
  • On-board flash memory
  • Stand-alone option
  • Data-logging option
  • USB2 connection to PC
  • UV to SWIR
  • High linearity
  • Low stray light
  • Outstanding signal-to-noise ratio

Specifications

Path length 1mm (or 10mm with optional cuvette holder and 2mm
to 40mm with immersion probes)
Sample volume 2μl with micro sample accessory (up to 4ml depending
on cuvette or immersion probe)
Light source Pulsed xenon lamp (powered for reading only)
Lamp life 10 years+ in normal operation
Detector 2048 pixel CCD Array (UV enhanced)
Photometric linearity Better than 1%
Photometric range -0.2A to 2.5A
Wavelength range 230nm to 850nm
Wavelength accuracy ±0.5nm
Spectral bandwidth 3nm
Absorbance precision 0.003A
Detection limit (DNA) 3ng/μl
Detection limit (BSA) 0.1mg/ml
Read time 2 seconds (includes full wavelength scan)
PC communication USB port (USB 2.0 cable supplied)
Software PC Format
Mains supply 100V to 240VAC / 47-63Hz / 0.7A
Dimensions  (LxWxH) 30.0 x 16.0 x 12.0cm
Weight 2.0kg

Ref#: AstraGene SX2

Availability

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