Instrument No. LHA19040018 Specification
Manufacture Shimadzu Model UV-2700
Made in Japan Classification No
Location 4#220 Manufacture date
Purchase Date 5/03/2019 Internet access time 25/06/2019
Main Technical specifications
Wavelength range: 185~900 nm
Diffraction grating number of lines: 1300 grooves/mm
Wavelength accuracy: ±0.1nm（656.1nm） ±0.3nm (All wavelength)
Wavelength repeatability: ±0.05nm
Wavelength scanning speed: 1. Wavelength moving speed : 14000nm/min 2. Wavelength scanning speed: 4500nm/min
Wavelength setting: the wavelength at the beginning of scan and t at the end of scan can be set at 1nm; Other are 0.1nm
Light switching wavelength: synchronization automatically switch 290.0 nm~370.0 nm
Band width: UV、VIS：0.1/ 0.2/ 0.5/ 1/ 2/ 5 nm L2/L5 8 (Low stray light mode)
Resolution: 0.1nm
Stray light: KCl<1%T (198nm )
NaI<0.00005%T (220nm)
NaNO2<0.00002% (340nm,)
Measurement mode: Dual beam system
Measurement type: Absorbance（Abs），T（％），Reflectivity，Energy（E）
Absorbance Range :：-8.5~8.5 Abs
Photometric accuracy：±0.002Abs (0.5Abs)
±0.003Abs (1Abs)
±0.006Abs (2.0Abs)
±0.3%T (0.5Abs)
Photometric repeatability：±0.001Abs.( 0.5Abs)，
±0.001Abs (1Abs)
±0.003Abs (2.0Abs)
±0.1%T (0.5Abs)
Noise 0.00005Abs RMS (500nm)
Baseline stability < 0.0003Abs/hour
Baseline flatness ±0.0004Abs（200-860nm）
Recording range: absorbance -9.999~9.999 Abs; Transmission 999.9 ~ 9.999%
Drifting：less than 0.0003Abs/h
Baseline correction: automatic correction by computer
Main functions and features
Spectral measurement, photometric measurement. Range: 185-900nm. Sample: liquid, glass, film sample test.
Accessories and configuration
Light source: 50W halogen lamp and deuterium lamp (socket type)
Detector: photomultiplier
