1900 series Double Beam Spectrophotometer

Description

Large 320*240 dots highlighted LCD.
Powerful functions like Photometric measurement, Quantitative measurement, Kinetics, Spectrum scan, DNA\Protein test, multi-wavelength test, etc
The real double beam metering system, with advanced circuit measurement and control system, make the instrument with high reliability and low noise.
The USB port can be used for data transfer and storage.
Socket type deuterium and tungsten lamp can make lamps switching without optics debugging and easy to be replaced.
Large sample chamber can accommodate 5-100mm cuvettes of all kinds.

Extensive accessories are optional, such as auto 8-cell holder, film holder, tube rack, peltier/sipper system, 21 CFR compliant software, etc

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Model	UV1900	UV1901	UV1901S
Optical System	Double Beam, Grating 1200 lines/mm
Wavelength Range	190-1100 nm
Spectral Bandwidth	2nm	1 nm	0.5/1/2/4/5 nm
Wavelength Accuracy	±0.1nm@656.1nm, ±0.3nm@all
Wavelength Repeatability	0.1nm
Photometric Accuracy	±0.3%T(0~100%T)
Photometric Repeatability	0.1%T(0~100%T)
Photometric Range	0-200%T, -0.3~3A, 0-9999C
Stray light	0.05%T@220nm,360nm
Stability	±0.0003A/h @500 nm
Baseline Flatness	±0.0002A	±0.001A
Noise	0.0005A@500nm
Work Mode	T, A, C, E
Scanning Speed	Hi, Med, Low (Max. 3000nm/min)
Wavelength Setting	Auto
Display	320*240 LCD
Light Source	Imported Deuterium &Tungsten lamp
Detector	Imported Silicon Photodiode
Cuvette Holder	10mm single hole cell holder
Output	USB, RS232
Power	AC 220V/50Hz or AC 110V/60Hz
Shipping Size	810660390mm		880690520mm
Gross Weight	27kg		45kg
Standard Accessaries	10mm glass cuvette x 4, 10mm quartz cuvette x 2, Power cord, User’s Manual , PC software