USES 

DOUBLE BEAM UV-VIS Spectrophotometer with more accuracy and flexible requirements. The two detectors are used to measure sample and reference respectively and simultaneously for optimizing measurement accuracy. It has wide wavelength range satisfying requirement of various fields, such as biochemical research and industry, pharmaceuticals analysis and production, education, environmen tprotection, food industry etc

SPECIFICATION

Optical System                                             Double Beam, Grating 1200 lines/mm

Wavelength Range                                     190nm - 1100nm

Spectral Bandwidth                                     1nm

Wavelength Accuracy                                     <=+/0.1nm (656.1nmD2),<=+/0.3nm(full wavelength Range)

Wavelength Repeatability                             0.1nm

Photometric Accuracy                                     ±0.3%T(0~100%T)

Photometric Repeatability                             0.001Abs(0~0.5Abs)

Photometric Range                                     -3A~3A

Stray Light                                                     <=0.02%T(220nm,nal,340nm NaMO2)

Stability                                                            ±0.0004 A/H@500nm

Baseline Flatness                                             ±0.001A

Noise                                                             0.0003 A/H

Scanning Speed                                             Fast, Mid, Slow

Wavelength Setting                                     AUTO

Keyboard                                                     Membrane Keypad

Light Source                                                     Deuterium & Tungsten Lamp

Wavelength Resolution                             0.1nm

Photometric Mode                                     A,T,C

Detector                                                     Silicon Photodiode

Interface                                                     USB Portandparallelport (Printer)

Power                                                             AC 220V/50Hz or AC 110V/60Hz

Dimension                                                     590x460x220mm

Weight                                                             25kg

Drift                                                             <=+/0.0004A bs/h

Cell Holder                                                     2 Cell Holder

SALIENT FEATURES

• Wide Wavelength range, satisfying requirements of various fields.
• Fully automated design, realizing the simplest measurement & satisfying the Requirement of pharmacopoeia.
• Maximum of 9 Wavelength & 1 samples can be measured at one time.
• Automatic change-over between T lamp & D2 lamp.
• Optimized optics and large scale integrated circuits design, light source and receiver from world famous measurement methods all add up to high performanceand reliability.
• Rich measurement methods : wavelength scan, time scan multi-wavelength determination,
• multi-order derivative determination, double-wavelength methods and triple-wavelength
• methods etc, meet difference measurement requirement.
• 10mm 2-cell holder.
• Data Output can be obtained via a printer port and a USB interface.
• Parameters and data can be saved for user's convenience.
• PC controller measurement can be achieved for more accurate and flexible requirement.