DSH-UV-1900 Double Beam UV/VIS Spectrophotometer
Product Description
UV-1900 Double Beam UV/VIS Spectrophotometer
Character
●UV-1900 dual-beam optical system, successfully achieved the perfect combination of high accuracy and reliability measurement to meet the requirements of various applications that can be used in biological research, bio-industry, pharmaceutical analysis, pharmaceutical, teaching and research, environmental protection, food hygiene, clinical testing, health and epidemic prevention, and other fields.
●A wide wavelength range, the wavelength range to meet the various requirements of the field
●4nm, 2nm, 1nm, 0.5nm, 0.2nm, 0.1nm spectral bandwidth of the six countries to meet the stringent requirements of different users and pharmacopoeia
●Automatic design to achieve the most simple means of measurement
●LSI design greatly improves the scalability and reliability of the system
●Improved optimization of the optical design, import source and receiver system created a high performance and high reliability
●Rich measurement methods, with a wavelength scan, time scan, multi-wavelength determination, multi-order derivative determination (optional), dual-wavelength, three- wavelength (optional) DNA protein measurements (optional), and other measurement methods to meet different measurement requirements, and can be displayed directly on a 6-inch screen
●Based on user requirements optional hole rack, manual four with stand, manual Eighth rack, automatic Eighth frame, glass stand, test tube rack, 1cm colorimetric frame, 5cm colorimetric frame, 10cm colorimetric racks
●Measurement data can be output through the printer with USB interface
●Can be powered down to save the measurement parameters and data, user-friendly
●Can achieve more accurate and flexible measurement via PC control, which can meet the needs of different users
Technical Data Sheet
Technical Specifications
| SN. | Item | Parameter |
| 1 | Optical System | Double beam |
| 2 | Wavelength Range | 190～1100nm |
| 3 | Band Width | 0.1、0.2、0.5nm、1.0、2.0、4nm |
| 4 | Wavelength Accuracy | ±0.3nm |
| 5 | Wavelength Repeatability | ≤0.1nm |
| 6 | Photometric Accuracy | ±0.3% τ（0-100%τ） ±0.002A(0～0.5A) ±0.003A(0.5A～1A) |
| 7 | Photometric Repeatability | 0.15% τ（0-100%τ） ±0.001A(0～0.5A) ±0.0015A(0.5A～1A) |
| 8 | Stray Light | ≤0.008% τ (220nm NaI，340nm NaNO2) |
| 9 | Stability | 0.0005A/h@500nm |
| 10 | Noise | ± 0.0002A @500nm |
| 11 | Baseline Flatness | ± 0.001A |
| 12 | Photometric Mode | T,A,C,E |
| 13 | Wavelength Setting | Automatic |
| 14 | Photometric Display Range | -4～4A |
| 15 | Display Mode | 6 inches high brightness blue LCD |
| 16 | Detector | Import Silicon Photodiode |
| 17 | Light Source | Import Deuterium Lamp & Tungsten Halogen Lamp |
| 18 | Power Requirement | AC 220V/50Hz 110V/60Hz |
| 19 | Power | 120W |
| 20 | imensions(W*D*H) | 560×450×230mm |
| 21 | Weight | 28Kg |