Mesu Lab Instruments (Guangzhou) Co.,Ltd

Double Beam UV VIS Spectrophotometer

Double Beam UV VIS Spectrophotometer

Double Beam UV VIS Spectrophotometer
Product name : Double Beam UV VIS Spectrophotometer
Item : Double Beam UV VIS Spectrophotometer ME-L7
Details :
 ME-L7  Double Beam UV VIS Spectrophotometer

● Advantage 
Double beam optical system; 8 inch color touch-screen
Automatic zero and full scale adjustment
Equipped with USB interface
Optional : UV WIN8 Spectrum data processing software / Thermal plotter 
● Main Features
Adopt blazed holographic gratings. Have outstanding test precision and very competitive price. Cutting-edge user interface, powerful functions, and easy operation. With powerful functions, the equipment shows great performance in qualitative and quantitative testing , such as :
◆ Full spectrum scanning            ◆ Linear regression
◆ Detailed spectrum scanning        ◆ Concentration direct reading
◆ Time-based kinetics determination  ◆ Peak/Valley detecting
◆ Multi-wavelength measurement    ◆ GOTO λ


Model

ME-L7

Monochromator type

Czerny turner

Focal length

160mm

Wavelength Range

190-1100nm

Band Width

1.8nm

Wavelength Accuracy

±0.3nm

Wavelength Repeatability

≤0.01nm

Photometric Display Range

0.0-200 .0% T / -0.301-4.000 A / 0.000-9999 C

Photometric Accuracy

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

Photometric Repeatability

0.15% T(0-100%T) / ±0.001A(0-0.5A) / ±0.002A(0.5A-1A)

Photometric Mode

T,A,C,E

Stray Light

≤0.03% τ (220nm NaI, 360nm NaNO2)

Stability

0.0005A/h@500nm

Detector

Import Silicon Photodiode

Scanning speed

Fast-medium-slow

Power Requirement

AC220V±22 50Hz±1Hz,200W

Dimensions(W*D*H)

74*63*45cm&35kg

Baseline Flatness

≤0.002A(200-1090nm)

Grating

1200 lines/mm

Drifting

0.0009 Abs/30min(250nm and 500nm after 2h warm up)

Noise

100%(T)≤0.15%(T);  0%(T)≤0.1%(T)

Standard Accessory

Quartz Cuvette 10mm*2pcs; Power line; Fuse * 2pcs; Manual







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