Description
- Brand Name: JVLAB
- Certification: NONE
- Origin: CN(Origin)
- Size: 49*37*23cm
- Model Number: 722N
- Weight: 5.00kg
- Wavelength Range: 360-1000 nm
722N visible spectrophotometer can be widely used in petroleum, chemical industry, medicine, environmental protection, colleges, materials science and other fields, is an indispensable analytical testing instrument for scientific research, production, teaching. Features
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722N visible spectrophotometer uses low stray light and high resolution single beam optical path structure.
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The instrument has good stability and reproducibility.
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Application of the latest microcomputer processing technology makes operation easier and tests can be completed more quickly.
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With automatic control 0% T and 100% T control functions.
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The LED digital display can display parameters such as transmittance, absorbance and concentration, which improves the accuracy of the instrument reading. ※ The printout is equipped with a serial port, which can be directly connected to a printer to print experimental data.
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Standard RS-232 communication interface (serial port), which can be connected through user application software (sold separately) and ordinary personal computer with Microsoft Windows system for experimental test and data processing.
Wavelength range: 360nm ～ 1000 nm
Maximum allowable wavelength error: 2 nm
Wavelength repeatability: 1 nm
Maximum allowable error of transmittance: 0.5% (T) (measured by NBS930D)
Transmittance repeatability: 0.2% (T)
Spectral bandwidth: 5nm
Stray light: 0.1% (T) (at 360nm, measured with NaNO2)
Stability: Dark current drift: 0.2% (T) / 3min Bright current drift: 0.5% (T) / 3min
Segmented crystal display (with backlight)
Power supply voltage: AC85V ～ 242V
