T8DS Double Beam UV-Vis Spectrophotometer,True double beam UV-Vis Spectrometer with fixed cell holder

Optical system

Double beam

Scan speed

Selectable

Wavelength range

190-900 nm

Wavelength accuracy

±0.3 nm

Wavelength reproducibility

≤0.1 nm

Spectral bandwidth

0.1, 0.2, 0.5, 1.0, 2.0, 5.0 nm

Photometric mode

Transmittance, Absorbance, Energy Concentration, all using UVWin software

Photometric range

-4.0-4.0 Abs

Photometric accuracy

0.002 A (0-0.5 A), 0.004 A (0.5-1 A), 0.3 %T (0-100 %T)

Photometric reproducibility

0.001 A (0-0.5 A)

Photometric noise

0.0004 A (500 nm, 30min warm-up)

Baseline flatness

0.001 A (200-850 nm)

Baseline stability

0.0008 A/h (500 nm, 0 Abs, 2hrs warm-up)

Stray light

≤0.01 %T (220 nm NaI, 340 nm NaNO₂)

Standard functionality

No stand alone function

Cell holder

Fixed position sample and reference

Detector

Photo multiplier tube

Light source

Tungsten Halogen and Deuterium arc lamps

Display

No display

Printer

Not available

PC interface

RS232, USB

Software support

UV Win

Power supply

Switch mode 120-230 VAC 50-60 Hz

Weight

95 lb

Dimension

21.5 x 23 x 11 in