info@labtron.com +44 2080 043608
Double Beam UV/Vis Spectrophotometer LUS-B31

Double Beam UV/Vis Spectrophotometer LUS-B31

Double Beam UV/Vis Spectrophotometer LUS-B31 is bench top device with 190 nm to 1100 nm wavelength range, and offers spectral bandwidth of 1 nm. With T, A, C, E work mode it is designed with Hi, Med, Low (Max. 3000 nm/min) scanning speed range. The latest ARM system and long optical system ensure high accuracy and good stability of the instrument. The 10.1 inch TFT Touch colored display and it can perform powerful functions like Photometric measurement, Quantitative measurement, Kinetics, Spectrum scan, DNA/Protein test, Multi-wavelength test etc. This advance, high quality spectrophotometer supports USB data transfer and storage system.

Request Quote
Wavelength range 190 to 1100 nm
Spectral bandwidth 1 nm
Wavelength Accuracy ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all
Wavelength Repeatability ≤ 0.1 nm
Optical system Double beam 1200 lines/mm
Photometric Range 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F)
Photometric Accuracy 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F)
Photometric Repeatability ≤0.15 % T (0 to 100 %T), 0.001A (0 to 0.5A), 0.002A (0.5 to 1A)
Detector Imported silicon photodiode
Light source Imported Deuterium and Tungsten lamp
Stray light ≤ 0.03 % T @ 220 nm, 360 nm
Stability ± 0.0003 A/h @ 500 nm
Data Output Port USB drive, USB host, RS232
Power supply AC 220 V, 50 Hz or 110 V, 60 Hz
Noise 0.0005 A @ 500 nm
Display 10.1 inches TFT colored capacitive touch screen
Baseline flatness ± 0.001 A
Printer port Parallel port
Work mode T, A, C, E
Scanning speed Hi, Med, Low (Max. 3000 nm/min)
Wavelength setting Auto
Cuvette holder 10 mm single hole cell holder
Dimension 810 × 660 × 390 mm
Gross weight 27 kg
  • Work mode T, A, C, E and scanning speed range Hi, Med, Low (Max. 3000 nm/min)
  • Designed with double beam 1200 lines/mm optical system
  • In-house massive memory is capable of saving up to 1024 M for test data & working curves
  • Designed with 10.1 inches high resolution TFT colored capacitive touch screen and windows Graphic interface
  • Large sample chamber can accommodate 5 to 100 mm cuvettes of all kinds
  • Equipped with powerful functions like Photometric measurement, Quantitative measurement, Kinetics, Spectrum scan, DNA/Protein test, Multi-wavelength test, etc
  • The USB port can be used for data transfer, which can easily exported to excel for further processing
  • Socket type deuterium and tungsten lamp can make lamps switching without optics debugging and easy to be replaced

Double Beam UV/Vis Spectrophotometer is used in high requirement for precision measurement in the research and production of organic chemistry, biochemistry, medical testing, food testing, environmental protection, water testing industries, etc.

Accessories no. Name
110 mm glass cuvette × 4
210 mm quartz cuvette × 2
32, power cord
4User manual
5PC software

Compare Models

Model Wavelength range Spectral bandwidth Wavelength Accuracy Wavelength Repeatability Optical system Photometric Range Photometric Accuracy Photometric Repeatability Detector Light source Stray light Stability Data Output Port Power supply Noise Display Baseline flatness Printer port Work mode Scanning speed Wavelength setting Cuvette holder Dimension Gross weight
LUS-B30 190 to 1100 nm 2 nm ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all ≤ 0.1 nm Double beam 1200 lines/mm 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F) 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F) ≤0.15 % T (0 to 100 %T), 0.001A (0 to 0.5A), 0.002A (0.5 to 1A) Imported silicon photodiode Imported Deuterium and Tungsten lamp ≤ 0.03 % T @ 220 nm, 360 nm ± 0.0003 A/h @ 500 nm USB drive, USB host, RS232 AC 220 V, 50 Hz or 110 V, 60 Hz 0.0005 A @ 500 nm 10.1 inches TFT colored capacitive touch screen ± 0.002 A Parallel port T, A, C, E Hi, Med, Low (Max. 3000 nm/min) Auto 10 mm single hole cell holder 810 × 660 × 390 mm 27 kg
LUS-B31 190 to 1100 nm 1 nm ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all ≤ 0.1 nm Double beam 1200 lines/mm 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F) 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F) ≤0.15 % T (0 to 100 %T), 0.001A (0 to 0.5A), 0.002A (0.5 to 1A) Imported silicon photodiode Imported Deuterium and Tungsten lamp ≤ 0.03 % T @ 220 nm, 360 nm ± 0.0003 A/h @ 500 nm USB drive, USB host, RS232 AC 220 V, 50 Hz or 110 V, 60 Hz 0.0005 A @ 500 nm 10.1 inches TFT colored capacitive touch screen ± 0.001 A Parallel port T, A, C, E Hi, Med, Low (Max. 3000 nm/min) Auto 10 mm single hole cell holder 810 × 660 × 390 mm 27 kg
LUS-B32 190 to 1100 nm 0.5/1/2/4/5 nm ± 0.1nm @ 656.1 nm, ± 0.3 nm @ all ≤ 0.1 nm Double beam 1200 lines/mm 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F) 0 to 200 %T, -0.3 to 3A, 0 to 9999 C (0 to 9999F) ≤0.15 % T (0 to 100 %T), 0.001A (0 to 0.5A), 0.002A (0.5 to 1A) Imported silicon photodiode Imported Deuterium and Tungsten lamp ≤ 0.03 % T @ 220 nm, 360 nm ± 0.0003 A/h @ 500 nm USB drive, USB host, RS232 AC 220 V, 50 Hz or 110 V, 60 Hz 0.0005 A @ 500 nm 10.1 inches TFT colored capacitive touch screen ± 0.001 A Parallel port T, A, C, E Hi, Med, Low (Max. 3000 nm/min) Auto 10 mm single hole cell holder 880 × 690 × 520 mm 45 kg
LUS-B16 - - ± 0.3 nm ≤ 0.1 nm - (-4) ~ 4 A ± 0.3 % τ(0 - 100 % τ) ; ± 0.002 A (0 ~ 0.5 A) ; ± 0.003 A(0.5 A ~ 1 A) 0.15 % τ(0 -100 % τ); ± 0.001 A(0 ~ 0.5 A) ; ± 0.0015 A(0.5 A ~ 1 A) - - - - - - ± 0.0002A @500nm - - - - - - - - -
LUS-B40 190 to 1100 nm 0.5/1/2/4 nm ± 0.1nm (D2, 656.1 nm), ± 0.3 nm full range ≤ 0.1 nm Double beam grating 1200 lines/mm 0 to 200 %T, -0.3 to 3.0 A, 0 to 9999 C (0 to 9999F)
± 0.2T (0 to 1009 % T)
± 0.002 Abs (0 to 0.5 Abs)
± 0.004 Abs (0.5 to1.0 Abs)
≤ 0.05 % 6T (0 to100 % 6T)
0.001 Abs (0 to 0.5 Abs)
0.002 Abs (0.5 to 1.0 Abs)
Imported silicon photodiode Imported Deuterium and Tungsten lamp ≤ 0.03 % T @ 220 nm, 360 nm ± 0.0004 A/h @ 500 nm USB drive, USB host, RS232 AC 220 V, 50 Hz or 110 V, 60 Hz ± 0.0004 10.1 inches TFT colored capacitive touch screen ± 0.001 A - T, A, C, E Hi, Med, Low (Max. 3000 nm/min) Auto 10 mm single hole cell holder 630 × 430 × 210 mm 28 kg
LUS-B15 190 ~ 1100 nm 2 nm - - - - - - Silicon photo diode - ≤ 0.05 % T - - - - - - - - Slow. mid, fast - - 590 x 460 x 220 mm -
LUS-B10 - - ±0.3 nm ≤0.1 nm - - ±0.3% τ (0 to 100%τ) ± 0.002 A (0 to 0.5 A) ± 0.003 A (0.5 A to 1 A) 0.15% τ (0 to 100% τ) ± 0.001 A (0 to 0.5 A) ± 0.0015 A (0.5 A to 1 A) Silicon photodiode - - 0.0005 A/h @500 nm - - ± 0.002 A @500 nm 6 inches high brightness Blue LCD display - - - - - - - -
LUS-B13 - - ±0.3 nm ≤0.1 nm - - ±0.3% τ (0 to 100%τ) ± 0.002 A (0 to 0.5 A) ± 0.003 A (0.5 A to 1 A) 0.15% τ (0 to 100% τ) ± 0.001 A (0 to 0.5 A) ± 0.0015 A (0.5 A to 1 A) Silicon photodiode - - 0.0005 A/h @500 nm - - ± 0.002 A @500 nm 6 inches high brightness Blue LCD display - - - - - - - -
LUS-B11 190 to 1100 nm 1.8 nm - - Double beam; 1200 lines/mm grating - - - Silicon photodiode Tungsten lamp, Deuterium lamp ≤0.03% T @ 220 nm,360 nm ± 0.001 A/h @ 500nm - AC 220 V/110 V,50/60 Hz ± 0.0005 A/h 320×240 Dots (6 inches) LCD display - - - - - - - -
LUS-B20 190 to 1100 nm 1.0 to 5.0 nm (adjustable) - - Double beam, C-T monochromator, 1600 L/mm holographic grating - - - Silicon photodiode detector - 0.015 %T (at 220nm and 360 nm) - - 220 V ± 10%, 50Hz - - ≤±0.001 Abs - - - - - - 39 kg
LUS-B12 - - ±0.3 nm 0.2 nm - - - - - - - - - - - 320×240 mm Blue LCD display - - - - - - - -
LUS-B17 - - ± 0.3 nm 0.2 nm - - ± 0.3% T 0 .15% T Import Silicon Photodiode - - 0.001 A / h at 500 nm - - - - - - - - - - - -
LUS-B41 - - ± 0.3 nm ≤ 0.2 nm - 0 to 200%T, -0.3 to 3 A,0 to 9999 C ± 0.002A (0 to 0.5 A), ± 0.003 A (0.5 to 1A), ± 0.3 % T (0 to 100 %T) ≤0.001A (0 to 0.5 A), ≤0.002A (0.5 to 1 A), ≤0.2%T (0 to 100% T) Silicon Photodiode - - ± 0.001A/H (500 nm,0 A) - - ≤0.2 % T/3 min (250/500 nm 0%T), ≤0.3%T/3 min (250/500 nm 100%T) - - - - - - - 545 × 468 ×245 mm -
LUS-B42 - - ± 0.3nm ≤ 0.1nm - -0.00~200.0(%T), -4.0~4.0(A) ±0.002Abs(0~0.5Abs)
± 0.004Abs(0.5~1.0Abs)
±0.3%T(0~100%T)
≤ 0.001Abs(0~0.5Abs)
≤ 0.002Abs(0.5~1.0Abs)
≤0.1%T(0~100%T)
Photocell deuterium lamp and long-life halogen tungsten lamp - - - - ≤0.1%T(100%T), ≤0.05%T(0%T), ≤±0.0005A/h (500nm,0Abs,2nm bandwidth) 7-inch large-screen color touch LCD screen ± 0.0008A - - - - - 600 × 470 × 220mm -

Most Viewed

Customer Enquiry Form

Ask Expert

Address: Labtron Equipment Ltd. Quatro House, Lyon Way, Camberley, Surrey GU16 7ER United Kingdom

Email: info@labtron.com Whatsapp: +44 20 8004 3587 Phone: +44 2080 043608

Copyright © 2023 Labtron Equipment Ltd. All rights reserved.