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Analytical HPLC-A7840

labtron equipment ltd

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Catalog Generated On : 09/11/2025


Description :

Analytical HPLC-A7840 system with 0.001 to 9.999 ml / min flow rate range, offers three method measurement: dual wavelength detection, wavelength time program and stop pump scanning. Integrated with a single and dual wavelength UV-Vis detector with a range of 190 to 700 nm to analyse sample’s absorption at different wavelengths and high-pressure pump achieves accurate solvent delivery with high-precision and low-fluctuation.

Specifications :

Pump Specifications
Solvent deliveryPump HeadFlow rate rangeFlow rate incrementMaximum pressureColumn sizePipeline SizeFlow rate accuracyFlow rate precisionGradient accuracy %Gradient repeatability %GLPDisplayPowerPower supplyDimension
Double plunger series mode, floating plunger design, single stroke volume 30 µl10 ml stainless steel pump head0.001 to 9.999 ml / min0.001 ml/min42 MPa4.6 × 250 mm 5 µm1/16 inch± 0.5 %RSD ≤ 0.1%± 0.5 %RSD ≤ 0.15%Automatic recording of pump sealing ring working timeLCD backlight display80 W220 V ± 10%, 50 Hz398 × 149 × 267 mm
Detector Specifications
Wavelength rangeWavelength accuracyWavelength repeatabilityDeuterium lampTungsten lampBaseline noise ( Static ) AuBaseline drift ( Static ) Au / hTime constantsDisplayGLPPowerPower supplyDimension (L × W × H)
190 to 700 nm± 1 nm0.2 nm190 to 400 nm400 to 700 nm1 × 10-5 AU/h at 254 nm with methanol/water= 80/201.5 × 10-4 AU/h at 254 nm with methanol/ water= 80/2016 grades adjustableLCD backlight displayTotal number of lights, lamp replacement time and product serial number75 W220 V ± 10%, 50 Hz398 × 149 × 267 mm

Features :

  • Floating plunger support mechanism improve plunger and seal ring
  • Detector (Deuterium or tungsten lamp)
  • Simultaneous working of deuterium and tungsten lamp
  • Three method measurement: dual wavelength detection, wavelength time program and stop pump scanning
  • Independent mode all working parameter are set by panel button
  • External pump control by panel or computer software
  • Quaternary high pressure gradient support
  • Error alarm function for over pressure ,under pressure and leakage

Applications :

Used in pharmaceutical analysis, food nutrient analysis of amino acids and sugars, detection of food contaminants, environmental pollutant and chemical product purity analysis.


labtron equipment ltd

www.labtron.co

Labtron Equipment Ltd. Quatro House, Lyon Way, Camberley, Surrey GU16 7ER United Kingdom

Email: info@labtron.co | Website: https://www.labtron.co/ | Phone: +44 2080 043 608