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PRODUCTS
Bacterial turbidimeter wgz-xt
    Beer turbidity meter PJZ-2
      Bench total phosphorus tester TZL-1
        Calcium concentration meter pxs-ca
          Calcium electrode Ca201
            Carbonate ion concentration tester pxs-co3 (-3)
              Chloride electrode CL2
                CO2 CO2 composite electrode
                  COD rapid digestion apparatus COD-25COD rapid digestion apparatus COD-25
                    COD thermostatic heater
                      Conductive electrode djs-1
                        Copper ion concentration meter pxs-cu
                          Copper ion concentration meter pxs-cu
                            Copper ion electrode Gu201
                              DDB-11A Microprocessor Portable Conductivity Meter
                                DDBJ-350 microcomputer portable conductivity meter
                                  DDS-11A Precision Desktop Conductivity Meter
                                    DDS-307 microcomputer type conductivity meter
                                      DDS-307A microcomputer conductivity meter
                                        Desk type dissolved oxygen meter jpb-605
                                          Desktop COD rapid measurement device qw-cod -T
                                            Desktop digital display PH meter phs-25c
                                              Desktop ORP meter ORP-1
                                                Digital display table turbidimeter wgz-1a
                                                  Digital portable turbidity meter wgz-1b, B
                                                    DO electrode
                                                      DWS-51 sodium ion meter
                                                        E201-c PH plastic-case electrode (composite electrode)
                                                          Fe201 iron electrode
                                                            Fluoborate electrode FPSG2
                                                              Fluorine electrode F201
                                                                High range salinometer yd-hs
                                                                  High range salinometer yd-hs
                                                                    Industrial online PH electrode
                                                                      Iodide concentration meter pxs-i
                                                                        Iodide ion electrode iodide 201
                                                                          Low range salinometer yd-100
                                                                            Low range salinometer yd-100
                                                                              Microcomputer conductivity instrument DDS-307
                                                                                Microcomputer conductivity instrument DDS-307A
                                                                                  Microcomputer digital display PH meter phs-3cw
                                                                                    Microcomputer digital display PH meter phs-3dw
                                                                                      Microcomputer model of platinum - cobalt chromometer BSD-500Microcomputer model of platinum - cobalt
                                                                                        Microcomputer phs-3c PH meter
                                                                                          Microcomputer portable electrical conductivity instrument ddb-11a
                                                                                            Microcomputer portable PH meter phb-4
                                                                                              Microcomputer turbidimeter wgz-as
                                                                                                Microcomputer turbidity meter pjz-1
                                                                                                  Microcomputer type beer chroma two - use instrument PSD-2
                                                                                                    Microcomputer type electrical conductivity instrument DDS-11A
                                                                                                      Microcomputer type ph meter phs-3e
                                                                                                        Microcomputer type sodium ion concentration meter DWS-51
                                                                                                          Nitrate concentration meter pxs-no3
                                                                                                            Nitrate NO3201
                                                                                                              On-line PH meter ph-110
                                                                                                                ORP-1 desktop ORP meter
                                                                                                                  ORP-2 portable ORP meter
                                                                                                                    Pen acidity meter PH-20
                                                                                                                      Pen acidity meter PH-20W.220W
                                                                                                                        Pen acidity meter PH-220
                                                                                                                          Pen conductivity instrument ddb-12h
                                                                                                                            Pen conductivity instrument ddb-12l
                                                                                                                              Pen ORP meter ORP-BL
                                                                                                                                Pen salinometer yd-1h 1L
                                                                                                                                  Pen type ORP meter
                                                                                                                                    Pen type oxygen dissolved instrument jb-70a
                                                                                                                                      Pen type TDS meter TDS-1H 1L
                                                                                                                                        Pep-cobalt chromometer bsd-50
                                                                                                                                          PH glass electrode (composite electrode)
                                                                                                                                            PH teflon electrode PH resistant to high temperature and corrosion
                                                                                                                                              PHB-1 microcomputer portable pH meter
                                                                                                                                                PHB-4 microcomputer portable pH meter
                                                                                                                                                  PHS-2C precision desktop pH meter
                                                                                                                                                    PHS-3C precision desktop pH meter
                                                                                                                                                      PHS-25C microcomputer desktop pH meter
                                                                                                                                                        PHS-25C precision desktop pH meter
                                                                                                                                                          Portable chromometer sd-2
                                                                                                                                                            Portable COD rapid measurement device qw-cod -B
                                                                                                                                                              Portable conductivity meter DDBJ-350
                                                                                                                                                                Portable dissolved oxygen meter jpb-607a
                                                                                                                                                                  Portable dual-range turbidimeter wgz-200b
                                                                                                                                                                    Portable PH meter phb-1
                                                                                                                                                                      Portable PH meter phb-5
                                                                                                                                                                        Portable turbidity meter zd-2a zd-10a
                                                                                                                                                                          Potassium electrode K401
                                                                                                                                                                            Potassium ion concentration meter PXS-K
                                                                                                                                                                              Precision conductivity instrument DDS-11A
                                                                                                                                                                                PXS-CO2
                                                                                                                                                                                  Rechargeable pH meter phs-3c
                                                                                                                                                                                    Sodium ion composite electrode Na201
                                                                                                                                                                                      Table phs-3c PH meter
                                                                                                                                                                                        Water bicarbonate ion concentration tester pxs-hco3
                                                                                                                                                                                          Water hardness electrode YGa201
                                                                                                                                                                                            YD-1H pen type salinity meter
                                                                                                                                                                                              YD-1L pen type salinity meter
                                                                                                                                                                                                YD-100 seawater salinity meter
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                                                                                                                                                                                                  ABOUT US

                                                                                                                                                                                                  Hangzhou Qiwei Instrument Co., Ltd. was founded in 2008 and is located in the Hangzhou Biopharmaceutical Industrial Park in Linping District, Hangzhou. The factory covers an area of 4000 square meters. It is a technology-based enterprise specializing in the research and development, design, production, sales, and service of water quality analysis instruments, optical detection instruments, electromechanical general instruments, and electrochemical sensors. The company is continuously committed to the research and development, innovation, and upgrading of general instruments, persistently following its own path. Since its establishment, the company has produced over 500 independent products, which are praised by customers as the "home of general instruments"; The company has over 50 property rights patents, including invention patents, utility model patents, appearance patents, and software works. Received honorary titles such as Provincial Science and Technology Small and Medium sized Enterprise, Hangzhou High tech Enterprise, and National High tech Enterprise.

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                                                                                                                                                                                                  NEWS

                                                                                                                                                                                                  Function and technical parameters of dissolved oxygen meter

                                                                                                                                                                                                  2023-08-31
                                                                                                                                                                                                  Through respiration and decomposition, dissolved oxygen will be consumed in water, and the dissolved oxygen meter mainly relies on air and photosynthesis to supplement. The amount of oxygen in wate...
                                                                                                                                                                                                  Industry information

                                                                                                                                                                                                  Principle of sugar meter, the difference between sugar hammer meter and sugar meter?

                                                                                                                                                                                                  2023-08-31
                                                                                                                                                                                                  Light from one medium into another medium will produce refraction phenomenon, and the ratio of the incidence Angle sine is constant, this ratio is called refractive index. Soluble solid content in ...
                                                                                                                                                                                                  Industry information

                                                                                                                                                                                                  How to read a hand-held sugar meter?

                                                                                                                                                                                                  2023-08-31
                                                                                                                                                                                                  The hand-held saccharometer is used for the rapid determination of the concentration or refractive index of sugar-containing solutions and other non-sugar-containing solutions. Widely used in sugar...
                                                                                                                                                                                                  Industry information
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                                                                                                                                                                                                  Hangzhou Qi Wei Instrument Co., Ltd.
                                                                                                                                                                                                  Service hotline:0571-81955628
                                                                                                                                                                                                  Products
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                                                                                                                                                                                                  Analytical measuring electrode PH meter series Conductivity meter series Dissolved oxygen meter, ORP, sodium, fluorine, chl
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