Double Beam UV-Visible Spectrophotometer LB-21DBS

Name: Double Beam UV-Visible Spectrophotometer LB-21DBS
Brand: Labotronics
SKU: LB-21DBS
Rating: 5 (518 reviews)

Double Beam UV-Visible Spectrophotometer LB-21DBS is adopted with microcomputer technology and electronic control system, features holographic grating with 1200 lines/mm. Equipped with solid silicone photodiode detector and xenon lamp as light source, have 190 to 1100 nm of wavelength range. Designed with 7-inch TFT screen with sensitive buttons and large sample chamber, it also supports USB storage and different data formats.

$ 9287.5

Download Catalog

Specifications

Optical System	Double Beam
Bandwidth	1 nm
Cell Holder	2-position; 1 cm cell holder
Grating	Holographic grating; 1200 lines/mm
Wavelength Range	190 to 1100 nm
Wavelength Accuracy	± 0.6 nm
Wavelength Repeatability	≤ 0.2 nm
Photometric Range	0 to 200% T - 0.3 to 3 A 0 to 9999 C (0 to 9999 F)
Photometric Accuracy	0.3% T (0 to 100% T) ± 0.005 A (0 to 0.5 A) ± 0.01 A (0.5 to 1 A)
Photometric Repeatability	≤ 0.2 % T (0 to 100% T) 0.003 A (0 to 0.5 A) 0.005 A (0.5 to 1 A)
Stray Light	≤ 0.1% T at 220 and 360 nm
Stability	± 0.002 A/h at 500 nm
Baseline Flatness	± 0.002 A (200 to 1000 nm)
Working mode	T, A, C, E
Wavelength Setting	Automatic
Scanning Speed	Low, medium and High (up to 3000 nm/min)
Detector	Solid silicone photodiode
Light Source	Xenon lamp
Display	7 inch TFT screen
Interface	USB
Power Supply	AC 100 to 220 V, 50/60 Hz
Packaging Dimension (W × D × H)	790 × 660 × 370 mm
Weight	29 kg

Features

Microprocessor controlled unit
Electronic control system
Solid silicone photodiode detectore
7-inch TFT screen with sensitive silicone buttons
Automatic wavelength setting
Supports USB storage for easy data processing

Standard Accessories

10 mm glass cuvette × 4 pc

10 mm quartz cuvette × 2 pc

Optional Accessories

Software

Applications

Double Beam UV-Visible Spectrophotometer is used across biochemistry, biochemical, pharmaceutical, environmental protections, food, chemical, universities and quality control for concentration measurement, sample analysis, impurities detection, chemical kinetics, etc.

Optical system	Double beam
Wavelength range	190 nm ~ 1100 nm
Spectral bandwidth	2 nm
Wavelength accuracy	± 0.1 nm
Wavelength repeatability	0.1 nm

Wavelength range	190 to 1100 nm
Spectral bandwidth	0.5 nm, 1 nm, 2 nm, 4 nm, and 5 nm
Focal length	200 mm
Optical system	Double beam, Czerny-Turner monochromator, 1600 lines/mm grating
Wavelength accuracy	±0.3 nm

Optical system	Double beam
Wavelength range	190 nm ~ 1100 nm
Spectral bandwidth	0.5 nm, 1 nm, 2 nm, 5 nm
Stray light	≤ 0.04 T at 360 nm; 220 nm
Wavelength accuracy	± 0.3 nm

Optical system	Double beam
Wavelength range	190 nm ~ 1100 nm
Spectral bandwidth	1.8 nm
Stray light	≤ 0.04 T at 360 nm; 220 nm
Wavelength accuracy	± 0.3 nm

Optical system	Double beam
Wavelength range	190 nm ~ 1100 nm
Spectral bandwidth	1 nm
Wavelength accuracy	± 0.1 nm (D2 656.1 nm), ± 0.3 nm (full wavelength range)
Wavelength repeatability	0.1 nm

Double Beam UV-Visible Spectrophotometer LB-21DBS

Double Beam UV-Visible Spectrophotometer

Double Beam UV-Visible Spectrophotometer LB-10DBS

Double Beam UV-Visible Spectrophotometer LB-20DBS

Double Beam Uv-Visible Spectrophotometer LB-14DBS

Double Beam UV-Visible Spectrophotometer LB-13DBS

Double Beam UV-Visible Spectrophotometer LB-12DBS

Double Beam UV-Visible Spectrophotometer LB-11DBS