1September, 1958, Model 50 digital analog computer was developed.
1September, 959, the square wave polarograph was successfully developed as a gift for the 10th anniversary of the National Day.
In the early 1960s, Moeller 25 pH meter and 27 conductivity meter occupied most of the domestic market.
In the middle and late 1960s, an automatic potential and non-dispersive infrared gas analyzer was successfully developed. During the ten-year catastrophe, special instruments were provided for the national defense military industry, such as the online ph meter of the first nuclear submarine, conductivity meter and trace ion meter.
1973, the first batch of chlorine, bromine, iodine, copper and lead ion selective electrodes were born in China.
1979, Changqing, the first water pollution monitoring ship in China, was equipped with various parameter analyzers.
In 1970s, it provided coulometric oxygen determinator, pulse oxygen determinator, carbon oxygen determinator, oxygen determinator, X-ray diffractometer and X-ray collection phase for domestic metallurgical and steel industries.
198 1 year, QJC-78 1 air pollution monitoring vehicle was successfully developed.
In the 1980s, according to the instructions of the central authorities, water was the main product of the South-to-North Water Transfer Project.
1984- 1986 imported water quality analyzer, power plant water quality analyzer and sensor manufacturing technology from ABB Kent. 1989 introduced the manufacturing technology of turbidity meter from GIMHT company, and became the leading product of online instrument after digestion and absorption.
In the mid-1980s, the "75" key project was successfully completed, and series products of industrial pH meter and transmitter, dissolved oxygen analyzer of ion meter and automatic potentiometric titrator were developed. The first 785 water quality monitoring station in China was built for the "upstream water transfer project".
In the middle and late 1980s, it took the lead in adopting computer technology in pH meters and ion meters, and introduced the first generation of intelligent electrochemical analytical instruments in China.
In the 1990s, computer technology was applied to all kinds of instrument series products, and the technical level of instruments was improved in an all-round way, approaching the international level.
1993, the national key project HRSJ- 103A infrared gas analyzer was successfully developed during the Eighth Five-Year Plan period.
In the mid-1990s, the series products of power station water quality analyzer were awarded the title of "National Recommended Products", and the computer system project of power station water quality analyzer, a key project of the ninth five-year plan, was completed, which pushed the intelligent instruments to systematization. Network development.
In the middle and late 1990s, Leimagnetic took the lead in producing a virtual electrochemical analyzer by using computer technology, and realized remote control and monitoring through software. Independent research and development of electrochemical laboratory LIMS system, online water quality (COD, NH4-, F-, PH, ORP, DO, EC, TDS, T) collection and monitoring system.
In the 265,438+0 century, the products of magnetic field were highly integrated, and a number of electrochemical analytical instruments with high precision and high integration were developed one after another. It provides a large number of instruments for the development of petroleum and petrochemical, health and disease control, pharmacy, quality inspection, universities and other industries.
In September 2003, ZDJ-5 modular automatic titrator and COD-580 on-line COD monitor were developed.
In February 2004, COD-580 monitor passed the national environmental protection product certification.
In March, 2005, a leading touch screen operation PHSJ-5 pH meter was developed.
In May 2005, SJG-705 on-line multi-parameter water quality monitor was developed.
In March 2006, PXSJ-226 ion meter was successfully developed.
In March 2006, ZDJ-5 automatic potentiometric titrator won the "Gold Award for Independent Innovation of Cicero".
On-line water quality monitoring system passed the acceptance of key projects in Shanghai from June 5, 2006 to 10.
In September 2007, the project of micro blood lead analyzer cooperated with East China Normal University passed the appraisal of Shanghai Science and Technology Commission.
In 2007 10, DWG-8002A ammonia nitrogen online automatic monitor passed the national environmental protection product certification.
From June 5438 to February 2007, ZDJ-5 automatic potentiometric titrator won the title of "Shanghai Independent Innovation Brand Product".
In March 2008, PXSJ-226 won the CISILE Silver Award for Independent Innovation.
In September 2008, ZDJ-520 online automatic titrator was successfully developed.
In 2008, 165438+ 10 DWG-8002A ammonia nitrogen monitor won the "Excellent Product Award of China Instrumentation Society".
In April 2009, ZDJ-520 on-line automatic titrator won CISILE Silver Award for Independent Innovation.
In June, 2009, ZDJ-520 online automatic titrator won the "China International Biotechnology and Instrument Exhibition Scientific Instrument Innovation Award".
In June 2009, DZS-708 water quality multi-parameter analyzer was developed.
From June 5438 to February 2009, DDSJ-3 18 conductivity meter with full range measurement was developed.
April 20 10, DWS-296 ammonia nitrogen analyzer won the "Gold Award for Independent Innovation of Cicero".
20 1 1 In August, the self-developed DZ-709 spectroelectrochemical analyzer won the "201annual scientific and technological innovation award" of China Instrument Association.
20 12 in may, COD-582 on-line COD monitor won the "scientific instrument innovation award of China international biotechnology and instrument exhibition".
2065438+May 2002, COD-582 online COD monitor won CISILE Silver Award for independent innovation.
Shanghai Leimagnetic products are mainly divided into three categories: laboratory electrochemical analytical instruments, online electrochemical analyzers and systems, and electrochemical sensors. Dozens of series and systems: PH meter, ion meter, conductivity meter, dissolved oxygen, multi-parameter, automatic titrator, environmental analysis, water purifier, moisture meter, nitrogen meter and other series and systems.