Lakes and reservoirs Special UV-1900 Visible Spectrophotometer
Nitrite
Competitive Advantage:
● LSI design greatly improves the scalability and reliability of
the system
● 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.
● Improved optimization of optical design, import source and
receiver system created a high performance and high reliability
● 6 spectral bandwidths(4nm, 2nm, 1nm, 0.5nm, 0.2nm, 0.1nm) meet
the stringent requirements of Pharmacopoeia
● 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
● Realize spectral scanning by PC control, more precise and
flexible measurement requirements
● Measurement data can be output through the printer with USB
interface
● can be powered down to save the measurement parameters and data,
user-friendly
● wide wavelength range, which can meet various areas of the
wavelength range of requirements
● 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
● Automatic design, to achieve the most simple means of measurement
Product Introduction:
UV-1900 UV-Vis spectrophotometer double beam optical system with
dual photomultiplier tube detector, successfully achieved the
perfect combination of high precision and high reliability of the
measurement can meet the requirements of various applications in
the life sciences, agriculture, animal husbandry and fisheries ,
geological exploration, food safety, environmental monitoring,
bio-industry, pharmaceutical analysis, teaching, clinical testing,
health and epidemic prevention and other fields.
Specifications:
| Power supply: | AC 220V/50Hz,110V/60Hz |
| Transmittance accuracy: | ±0.3% τ(0-100%τ) ±0.002A(0～0.5A) ±0.003A(0.5A～1A) |
| Wavelength accuracy: | ±0.3nm |
| Stray light: | ≤0.008%τ(220nm NaI,340nm NaNo2) |
| Stability: | 0.0005A/h(500nm Preheated) |
| Transmittance Repeatability: | ±0.1% τ(0-100%τ) ±0.001A(0～0.5A) ±0.0015A(0.5A～1A) |
| Photometric range: | -4～4A |
| Power: | 120W |
| Wavelength Reproducibility: | ≤0.1nm |
| Wavelength range: | 190～900nm |
| Instrument Size: | 560×450×230mm |
| Spectral Bandwidth: | 0.1/0.2/0.5/1.0/2.0/4.0nm |
| Display: | 6 inches high brightness LCD display |
| Net weight: | 28Kg |
| Detector: | Imports of silicon photodiode |
| Source: | Imported deuterium lamp, tungsten lamp imports |
| Wavelength tuning: | Transmittance, absorbance, concentration, energy |
| Metering: | Automatic |
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 |
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