■Technical indicators and basic parameters

*Wavelength range: 190-1100nm

*Spectral bandwidth: 2.0nm (5nm, 1nm optional)

*Wavelength accuracy: ± 0.5nm

*Wavelength reproducibility: ≤ 0.2nm

*Transmittance accuracy: ± 0.3% τ (0-100% τ)

±0.002A(0～0.5A)

±0.004A(0.5A～1A)

*Transmission density repeatability: ≤ 0.15% τ

*Measurement methods: transmittance, absorbance, concentration, energy

*Luminous range: -0.3 to 3A

*Stray light: ≤ 0.05% τ (220nm NaI solution, 340nm NaNO2)

*Baseline straightness: ± 0.002A

*Stability: ≤ 0.002A/h (after preheating at 500nm)

*Noise: ± 0.001A (after preheating at 500nm)

*Display mode: Six inch high brightness blue LCD screen

*Detector: Imported silicon photodiode

*Light source: imported deuterium lamp, imported tungsten lamp

*Power supply: AC: 220V/50Hz 110V/60Hz

*Power: 140W

*Instrument size: 530 × 420 × 205mm

*Net weight of the host: 18Kg

■Instrument characteristics

The latest designed UV-1801 is a universal UV visible spectrophotometer with scanning function, which can meet the requirements of various applications and can be used in fields such as biological research, biotechnology, drug analysis, pharmaceuticals, educational research, environmental protection, food hygiene, clinical testing, health and epidemic prevention.

*A wide wavelength range can meet the requirements of various fields for wavelength range.

* 5nm、2nm、1nm、 Three types of spectral bandwidths are customized and installed according to user requirements at the factory, which can meet the strict requirements of the pharmacopoeia.

*Manual wide four connected cell, can meet the special requirements of various applications for wide and large colorimetric dishes, with a maximum sample cell size of 100mm

*Improved and optimized optical path design, large-scale integrated circuit design, imported light sources and receivers have created high performance and reliability.

*Rich measurement methods, including wavelength scanning, time scanning, multi wavelength measurement, multi derivative measurement (optional), dual wavelength (optional), triple wavelength (optional), DNA protein measurement (optional), etc., can meet different measurement requirements.

*Measurement data can be output through a printer with RS232 (RS485 and USB optional) interface

*Power off to save measurement parameters and data, convenient for users to use

*More precise and flexible measurement requirements can be achieved through PC control.