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Management of Toxic Metals in Drainage, Including Lead (Pb), Total Mercury (Hg), and Cadmium (Cd)
                                                                                                                                      AA-7000 Series of Atomic Absorption Spectrophotometers  ICPE-9800  Series of ICP Atomic Emission Spectrometers
                                                                                                                                      In addition to high analysis sensitivity for target components, a flexible system   In addition to high sensitivity to target components and the capacity for batch
                                                                                                                                      configuration, compact installation space, and other user-friendly aspects have been   analysis of multiple elements, these analysis systems feature a wide analysis
                                                                                                                                      pursued. Attention has also been given to safety, with a vibration sensor included as   concentration range. Wavelength selection for measurement elements as well as
                                                                                                                                      standard, a world's first.                         spectral interference correction for coexisting elements, which have been highly
                                                                                                                                                                                         dependent on the skill of the operator, have been automated.























                                                                                                                                              As Calibration Curve      Pb Calibration Curve
                                                                                                                                      <Application News No. A302>






                                                                                                                                                                                              <Application News No. J104>
            Environmental Conservation
                                                                                                                                      Example of Systems Used to Analyze PM2.5 Particles in Air
                                                                                                                                            Measured Component      Analysis System         Instrument Used for Pretreatment  Compatible System
            At plant facilities, analyses of toxic elements and VOCs (volatile organic                                                                                             • Extraction: Ultrasonic extractor and Soxhlet extractor
            compounds) in drainage are performed, for the purpose of                                                                   Polycyclic aromatic hydrocarbons  GC-MS or HPLC  • Concentration: Nitrogen gas concentrator, rotary evaporator,   GCMS-QP2020 NX
            environmental conservation. In terms of PM2.5 particles, which have                                                        (PAH)                                         and Kuderna-Danish concentrator        Nexera
                                                                                                                                                                                   • Centrifugation: Centrifuge unit
            been increasingly monitored as air pollutants in recent years, measures
            are being pursued not only to reduce such particles in automobile gas                                                      Levoglucosan                    GC-MS       Extraction and concentration as above    GCMS-QP2020 NX
            emissions but also from plants.                                                                                                                                        • Derivatization: Thermostatic chamber
                                                                                                                                       Water soluble organic carbon(WSOC)  Total Organic Carbon Analysis  Ultrasonic extractor  TOC-L
                                                                                                                                       Ion components  Note 1      Ion Chromatography  Ultrasonic extractor                 HIC
                                                                                                                                       Inorganic element components  Note 2  X-ray Fluorescence Spectroscopy
                                                                                                                                        (Fluorescent X-ray method)                                                          EDX-7000/8000/8100
                 Control of VOCs (Volatile Organic Compounds)      Control of Fluorine, Nitrate Nitrogen, and                         Note 1) Ion components:
                 in Drainage                                       Nitrite Nitrogen in Drainage                                           Sulfate ions, nitrate ions, chloride ions, sodium ions, potassium ions, calcium ions, magnesium ions, ammonium ions, etc.
                                                                                                                                      Note 2) Inorganic element components:
               GCMS-QP2020 NX  Gas Chromatograph Mass Spectrometer  Ion Chromatograph                                                     Sodium, aluminum, potassium, calcium, scandium, titanium, vanadium, chromium, manganese, iron, cobalt, nickel, copper, zinc, arsenic, selenium, rubidium, molybdenum, antimony, cesium, barium,
                                                                                                                                          lanthanum, cerium, samarium , hafnium, tungsten, tantalum, thorium, lead, etc.
               Headspace Analysis System                         The modules are centrally controlled by a system controller. Operation is easy,   The atomic absorption method or ICP-AES method can be used depending on the target element.
                                                                                                                                                                                                        As per the Interim Manual from the Ministry of the Environment (2007)
               The outstanding core performance of the HS-20 headspace sampler and   and highly reliable analysis results can be obtained. In terms of data processing,
               user-friendly design serve as powerful backup for analyzing VOCs in effluent   LabSolutions workstation is used, which features excellent security and network
               water.                                            compatibility.
                                                                                                                                        Control of Hexavalent Chromium by Simple Measurements
                                                                                                 ■Peaks
                                                                                 1                1. F
                                                                                                  2. Cl                               UV-1280  Water Quality Analysis System
                                                                                                  3. NO2
                                                                                    2             4. Br                               Due to the simple reagent kits used, this system does not require any complicated pretreatment processes. Because calibration curves
                                                                                                  5. NO3
                                                                                                  6. PO4                              are prepared internally by the program, there is no need to prepare calibration curves using standard samples, making it easy to
                                                                                                  7. SO4
                                                                                                                                                                     6+
                                                                                     3                                                perform measurements. In addition to measuring Cr , it can also measure 39 other components in water, such as Cu and cyanide.
                                                                                       4  5     7
                                                                                            6

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