UV-1900
Product Introduction:
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.
Specifications:
| UV-1900 |
Light Source | Import Tungsten HalogenLamp and Import Deuterium Lamp |
Wavelength Range | 190-1100nm |
Band width | 0.1,0.2,0.5,1.0,2.0,4nm |
Wavelength Accuracy | ±0.3nm |
Wavelength Repeatability | ≤0.1nm |
Photometric Accuracy | ±0.3% τ(0-100%τ)±0.002A(0-0.5A)±0.003A(0.5A-1A) |
Photometric Repeatability | ±0.1% τ(0-100%τ)±0.001A(0-0.5A)±0.0015A(0.5A-1A) |
Stray Light | ≤0.03% τ (220nm Nal,340nm NaNO2 |
Stability | 0.0005A/h(500nm预热后)@500nm |
Photometric Mode | T,A,C,E |
Photometric Display Range | -4~4A |
Display Mode | 6 inches high brightness blue LCD |
Detector | Import Silicon Photodiod |
Dimensions(W*D*H | 560×450×230mm |

Competitive Advantage:
● Automatic design, to achieve the most simple means of
measurement● Improved optimization of optical design, import source
and receiver system created a high performance and high reliability
● Automatic design, to achieve the most simple means of measurement
● LSI design greatly improves the scalability and reliability of
the system】
● Measurement data can be output through the printer with USB
interface
● 6 spectral bandwidths(4nm, 2nm, 1nm, 0.5nm, 0.2nm, 0.1nm) meet
the stringent requirements of Pharmacopoeia
● Rich measurement methods, with a wavelength scan, time scan,
multi-wavelength determination, multi-order derivative
determination (optional), dual-wavelength, three wavelength
(optional) DNA protein measurement (option) and other measuring
methods, can meet different measurements requirements, and can be
displayed directly on a 6-inch screen
● can be powered down to save the measurement parameters and data,
user-friendly
● UV-1900 dual-beam optical system, successfully achieved the
perfect combination of high precision and high reliability of the
measurement can meet the requirements of various applications, it
can be used in biological research, biotechnology industry,
pharmaceutical analysis, pharmaceutical, teaching and research,
environmental protection, food hygiene, clinical testing, health
and epidemic prevention and other fields
.● Realize spectral scanning by PC control, more precise and
flexible measurement requirements
● wide wavelength range, which can meet various areas of the
wavelength range of requirements
● based on user requirements optional hole rack, manual four with
rack, manual Eighth rack, automatic Eighth frame, glass frame, test
tube rack, 1cm colorimetric frame, 5cm colorimetric frame, 10cm
colorimetric racks
Applications:
Drug analysis:National Formulary" Available UV-visible spectrophotometry drugs
for drug testing, drug analysis, pharmaceutical and other
industries
Life Sciences:DNA, protein concentration
Animal husbandry and fishery:Pesticide residues, crop composition testing, veterinary testing,
feed testing, fertilizer testing, soil composition testing, testing
and other aquaculture
Metal elements:Ag Cu Pb Zn Co Ni K Na Ca Mg Li Mn Cr As, including precious metals
Geological Survey:Determination of metal elements in minerals and inorganic salts
Food safety:Content of additives, preservatives, perfumes, fats, enzymes,
sugars, spices, minerals, vitamins, etc.
Environmental monitoring:Monitoring water, air, rainfall and soil, etc., in which the
determination of various pollutants


