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73 serie

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Spectrophotometers

These spectrophotometers use icon driven software and have an improved navigation system for easy and intuitive usability. The basic models 7300 and 7305, feature measurement modes for % transmittance, absorbance and concentration.

Features

  • 5nm spectral bandwidth
  • Absorbance range -0.3 to 2.5 Abs
  • Icon driven software
  • Autologging capabilities
  • Free bi-directional PC software

Specifications

Parameter 7300 7305
Wavelength Range 320 to 1000nm 198 to 1000nm
Light source Tungsten halogen lamp Xenon lamp
Resolution 1nm 1nm
Accuracy ± 2nm ± 2nm
Repeatibility ± 0.5nm ± 0.5nm
Spectral bandwidth 5nm 5nm
Photometric Transmittance 0 to 199.9% 0 to 199.9%
Photometric Absorbance – 0.300 to 2.500 – 0.300 to 2.500
Photometric Accuracy ± 1%T, ± 0.01Abs at 1.000 Absorbance ± 1%T, ± 0.01Abs at 1.000 Absorbance
Photometric Resolution 0.1%T, 0.001A 0.1%T, 0.001A
Concentration Range – 300 to 9999 – 300 to 9999
Concentration Resolution selec table 1/ 0.1/ 0.01/ 0.001 selec table 1/ 0.1/ 0.01/ 0.001
Concentation Calibration Blank with a single standard or factor Blank with a single standard or factor
Concentration Units no units, %, ppm, EBC, SRM, mEq/l, mEq, M, mM, µM,
nM, U, U/l, U/ml, g/l, mg/l, µg/l, ng/l, g/dl, mg/dl,
µg/dl, mg/ml, µg/ml, ng/ml, µg/ul, ng/ul, mol/l, mmol/l
no units, %, ppm, EBC, SRM, mEq/l, mEq, M, mM, µM,
nM, U, U/l, U/ml, g/l, mg/l, µg/l, ng/l, g/dl, mg/dl,
µg/dl, mg/ml, µg/ml, ng/ml, µg/ul, ng/ul, mol/l, mmol/l
Concentration Factor 0.001 to 10000 0.001 to 10000
Concentration Standard 0.001 to 1000 0.001 to 1000