SL 159

• Scanning UV-Visible Spectrophotometer.
• Microprocessor based with printer interface.
• Optional PC compatibility with USB ® Interface and MS Windows based software for data acquisition, Processing, Storage, Retrieval, Interpretation of Data.
• Fully automatic, User friendly and Menu driven
• Automatic wavelength calibration, Selection of wavelength and positioning of sample holder.
• Compact, Modular & Ergonomically designed.
• Stable single beam optics.
• Automatic 6 position cuvette holder for 10 mm path length cuvettes.
• Lamp selection to conserve life of the light sources.
• Programmable wavelength for lamp change over.
• Low volume measurement with microcuvettes
• Graduated scale, with excellent repeatability

SL 150

• Microcontroller based wavelength selection.
• Stable single beam optics.
• Simple selection of four position sample holder.
• Accommodates cuvettes of upto 50 mm path length.

SPECTRAL
Range	190 to 1100 nm
Bandwidth	2 nm

	SL 159	SL 150
PHOTOMETRIC
Range	± 2.5 Abs	0 to 1.999 Abs.
Repeatability	± 0.003 Abs.	± 0.002 Abs. at 1.0 Abs.
Stray light	< 1%T at 200 nm with KCl 12 g/L	> 2.000 Abs at 200 nm with 1.2% KCl

LIGHT SOURCE

Duterium (D2) & Tungsten (W) Halogen Lamps

MONOCHROMATOR

Czerny -Turner type with 1200 lines/mm Holographic grating

DETECTOR

Wide Range Photodiode