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Shanghai Jingqi Double Beam UV-Vis Spectrophotometer TU-1901, Shanghai Jingqi Instrument Co., Ltd. (CAT#: STEM-S-0033-YJL)

Highlights

The newly designed double-beam optical system provides excellent optical performance; the high-performance holographic blazed grating ensures low stray light of the instrument.
Design advanced circuit measurement and control system. Make the instrument have high stability and extremely low noise.
Detachable sample chamber design, easy to replace different accessories to meet different analysis needs.

Cat Number: STEM-S-0033-YJL

Application: Photometric measurement: It can measure the transmittance and absorbance at 1 to 6 wavelengths at the same time.<br />Spectrum measurement: Scan the transmittance, absorbance, and energy spectrum within the wavelength range, and perform various data processing such as peak and valley detection, derivative calculation, spectrum calculation, etc.<br />Quantitative measurement: single-wavelength, double-wavelength, three-wavelength and multi-wavelength measurement. 1~9 point working curve (1~3 times) regression.<br />Kinetic measurement: Time scanning of transmittance and absorbance at any set wavelength and various data calculations can be performed.<br />Data output: Data files and parameter files can be accessed, and the measurement results are output in standard and common data file formats.

Model: TU-1901

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Description

Shanghai Jingqi Double Beam UV-Vis Spectrophotometer TU-1901, model TU-1901 is manufactured by Shanghai Jingqi Instrument Co., Ltd.

Specification

Display mode: 10 inches 320×240 dot matrix digital LCD with backlight
Light source lamp: pre-adjusted German Heraeus DX deuterium lamp Osram long-life halogen tungsten lamp
Optical system: precision double beam optical system
Interface: USB, RS232C serial communication port for connecting with software, parallel printing port for connecting with printer
Spectrum scanning function: host and software support
Power supply voltage: 100V~240V 50/60±1Hz
Instrument size: 650×450×220 (mm)
Net weight: 25Kg Temperature: 5°C-40°C Humidity: ≤85%
Photometric method: transmittance, absorbance, energy, reflectance
Wavelength range: 190nm~1100nm
Spectral bandwidth: 0.5/1/2/4/5nm
Stray light: ≤±0.03 %T (220 nm, 360nmNaL)
Wavelength accuracy: ≤±0.3 nm
Wavelength repeatability: ≤0.1nm
Wavelength display: 0.1nm
Wavelength setting: 0.1nm
Photometric range: 0-999.9%(T), -4 A~4 A,0-999,9C,1-9999F
Photometric accuracy:
≤±0.3 %T (0~100 %T)
≤±0.002A(0~0.5A)
≤±0.004A(0.5~1A)
≤±0.006A(2.0A)
Photometric repeatability:
≤0.15%(T) (0-100%T)
≤± 0.001 A (0~0.5 A)
≤±0.002A(0.5~1A)
Baseline straightness: ≤±0.0008 A (190nm-1100nm),
Beam splitter: Holographic grating
Stability: ≤±0.0003A/h (700nm, power on and warm up for 1h)
Noise: ≤±0.0003 A
Derivative fraction: >0.5

Features

The newly designed double-beam optical system provides excellent optical performance; the high-performance holographic blazed grating ensures low stray light of the instrument.
Design advanced circuit measurement and control system. Make the instrument have high stability and extremely low noise.
Detachable sample chamber design, easy to replace different accessories to meet different analysis needs.
Spacious open light source chamber design makes it easier to replace the light source.
The key components are all selected devices, which ensures the high reliability of the instrument performance.
The Chinese and English operating software developed under the Windows environment provides a wealth of unique analysis functions.

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