Dual beam spectrophotometer(bandwidth 1nm 2nm)， UV1900PC/UV1800PC/UV1700PC series direct sales agent dual beam scanning 2 nanometer 1 nanometer high-end UV visible spectrophotometer/spectrometer (2nm, 1nm), can be connected to computers, UV spectrophotometers, UV spectrophotometers and other optical analysis instruments. Purchase can be made by calling at any time for inquiries and quotations. Applicable industries: wine industry, oil industry, food processing industry, cosmetics industry, pharmaceutical industry, epidemic prevention testing, etc., products are sold nationwide, in Shanghai, Jiangsu Province, Zhejiang Province, Guangdong Province, Beijing, Tianjin, Shandong Province, Guangxi Province, Hebei Province, Hunan Province, Shaanxi Province, Henan Province, Jilin Province, Jiangxi Province, Heilongjiang Province, Fujian Province, Shanxi Province, Sichuan Province, Anhui Province, Xinjiang, Gansu Province, Qinghai Province, Guizhou Province, Liaoning Province, Chongqing City, Inner Mongolia, Xizang, Hainan Province, Wuhan, Qingdao, Changzhou, Hefei, Zhengzhou, Shanghai, Tianjin, Guangzhou, Shenyang, Taiyuan, Zhengzhou, Hangzhou, Suzhou, Kunming, Nanjing, Shenzhen, Xiamen, Wuhan, Changsha, Jinan, Yantai, Datong, Nanning, Dalian, Harbin, Xi'an, Lanzhou, Yinchuan, Xining, Chengdu, Chongqing, Changchun, etc

Dual beam spectrophotometerPerformance indicators:

Product model
UV1901， UV1901PC
UV1902， UV1902PC

Metering method
Transmittance, absorbance, energy, reflectance

Wavelength range: 190 nm to 1100 nm
Spectral bandwidth: 1nm, 2nm
Stray light: ≤ 0.03% T (220 nm NaL solution)
Wavelength accuracy: ± 0.3 nm
Wavelength repeatability: 0.1nm
Luminous range: -4 A to 4 A
Luminous accuracy: ± 0.3% T (0-100% T)
± 0.002A (0-0.5A)
±0.004A（0.5—1A）
Luminous repeatability: 0.001 A (0-0.5 A)
0.002A（0.5—1A）
Baseline straightness: ≤± 0.001 A

Stability: ≤± 0.0004A/h
Noise: ≤± 0.0003 A
Power supply: 110/220V, 50/60Hz

Instrument function:

·Luminescence measurement can simultaneously measure the transmittance and absorbance at 1 to 6 wavelengths

·Spectral measurement scans spectra of transmittance, absorbance, transmittance, reflectance, and energy within a wavelength range, and can perform various data processing such as peak valley detection, derivative operations, and spectral operations

·Quantitative measurement of single wavelength, dual wavelength, triple wavelength, and multi wavelength measurements. Regression of 1-9 point working curves (1-3 times)

·Dynamics measurement can perform time scanning of transmittance and absorbance at any set wavelength and perform various data calculations

·Data output can access data files and parameter files, and measurement results are output in a standard and universal data file format

PC version software features:

The UVCON control software developed based on the Windows environment can provide comprehensive control over the host.

Including data collection (single point measurement, multi-point measurement, spectral scanning, quantitative determination, time scanning, and DNA determination) and various data processing.

Standardization, peak valley detection, area calculation

Magnification, reduction, smoothing, reciprocal, arithmetic operation, T-A conversion of the graph

Single wavelength and multi wavelength quantitative measurement

The K-coefficient method, one point working curve method, and multi-point working curve method can perform 1-3 degree function fitting

Outlier removal method in quantitative analysis

● Curve coefficients can be corrected

Scan maps, work curves, and test results can be stored in large quantities

Test report output in standard file format

The printer can be freely selected

Widely used areas of the product:

Research institutions: National quality inspection agencies for product quality inspection, quality control, inspection and quarantine of imported and exported goods, research institutes（Chengdu Aerospace Science and Technology Innovation TestingApplication modelUV1901PCApplication models of Beijing Ruifeng High tech Machinery Technology Co., LtdUV1700PCEquipped with an automatic sampling system.

Teaching research: Applied to kinetic research, determination of acid-base dissociation constants, and photometric titration. Shanghai Jiao Tong University Applied ModelsUV1901PCShanghai University of Engineering and Technology Applied ModelsUV1901PC、Shanghai Nippon Paint Education Application modelUV1901PC）

Environmental monitoring: Complete monitoring of water quality, atmosphere, rainfall, and soil according to national standards, and determine the content of various pollutants in them（Sichuan Emeishan Environmental Protection Bureau, Sichuan Audi Laisi Environmental Protection).

Food production: analysis of additives, preservatives, and flavors in food, as well as determination of the content of nutrients such as fats, enzymes, sugars, minerals, vitamins, etc. in food, cosmetics, etc. (Beijing Jiasite) Application modelAA3510Atomic absorption spectrophotometer+MD8HMicrowave digestion instrument+Cold Atomic Absorption Mercury Analyzer (Pastoral) Application modelAA3510Atomic absorption spectrophotometer+Kjeldahl nitrogen analyzer

Manufacturing Industry: Process Control for Industrial Production and Analysis of Organic Synthesis Intermediates (BYD Shenzhen) Application modelUV1800）Emeishan Zhongshan New Materials Co., Ltd. Application ModelsUV1800PC、Chongqing Shuzhou Technology Co., Ltd Application modelUV1800PCHuizhou Zhongjing Electronic Application ModelsUV1901PC

Petrochemical industry: applied to process control and finished product inspection in petrochemical production. (Nanjing Refinery) Application model1901PC）

Health and epidemic prevention: medical and health, clinical analysis, disease control analysis, trace sample testing in the field of life, analysis of human biochemical indicators, analysis of metabolites, drug analysis. (Yizhong Pharmaceutical Application Models)UV1901PC）Nanjing Jingzhun Biotechnology Application modelUV1800PC）Shanghai Dahua Medical Equipment Co., Ltd. Application ModelsUV1800PC、Qingdao Hantang Biotechnology Co., Ltd. Application ModelsUV1901PC、 Application models of Tianjin Changhe Pharmaceutical Biotechnology Co., LtdUV1901PC）

Geological exploration: applied to the determination of metal elements and inorganic salts in minerals, marine geological exploration, hydrological stations, etc. （Harbin Institute of Technology Zhongao Bioengineeringlimited company Application modelUV1800PC）

Water quality analysis: applied to waterworks and sewage treatment plants. Puyang Qingquan Water Co., Ltd Application modelUV1800PC、 Sichuan Leshan Water Treatment Application modelUV1800PC）

Agriculture and forestry: applied to various specific industries in agriculture and forestry, such as pesticide residue detection, crop composition detection, fertilizer detection, soil composition detection, plant protection, plant quarantine, etc. (Application models of Kelin Wood Industry in Huailin County)UV1901PCZhoukou Dahe Forestry Co., Ltd., etc

Furniture industry: Huizhou Hongrun Hardware Furniture Application ModelsUV1700PC

Animal husbandry and fishery: applied in animal medicine testing, animal disease prevention and control, etc.

Optoelectronic field: Baiting Optoelectronics (Suzhou) Co., Ltd Application modelUV1901PC+Reflection device+Transmitting device Shenzhen Crystal Grid Optics, etc Application modelUV1901PC+Reflection device+Transmitting device

Glasses Industry: Guangzhou Jixing Glasses Application model Intelligent glasses lens transmittance testerUV1901PC+New International Three Standard Software