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Technical Division, School of Engineering, Tohoku University

Instrumental Analysis Group

Home >> Trace analysis (B02)

Instruments of Trace analysis (B02)

ICP-MS Mass spectrometer
GC-MS WDXRF
Raman FT-IR
Elemental analyzer HPLC
GC Ion chromatograph
High resolution mass spectrometer Printer

ICP-MS (Inductivity Coupled Plasma Mass Spectrometer)

ICP-MS
Model Agilent 8800
Mass analysis "Triple-Quadrupole" tandem MS configuration
Detection limit ppt
Form of sample Liquid
Mode Qualitative, Quantitative, MS/MS
Accessory devices Autosampler
Applications By making the sample as a solution, various quantitative analyzes of multi-element micro quantities are possible; metal samples (iron and steel etc.), environmental samples (river water etc.), chemical samples (reagents, catalyst etc.).
Person in charge Nakano, Takahashi
Notes When using for the first time, please inform the person in charge in advance by email. There are some cautions in the preparation of samples, please contact the person in charge.

Mass spectrometer (Double-focusing magnetic sector type)

mass spectrometer
Model JEOL JMS-700
Ionization EI (Electrom ionization)
FAB (Fast atom bombardment)
Accelerating voltage 1 - 10 kV
Mass range - 24,000 Da at 1kV
Resolution over 60,000
Applications Accurate mass measurement
Person in charge Mochizuki
Notes Please contact the person in charge before using.
In accurate mass measurement, please show the molecular formula of the sample and the calculated exact mass (in the case of FAB, the mass protonated ion is also required).
The EI measurement needs 1 ml of a solution of about 0.1 mol/L. For FAB, please prepare about 100 mg without dissolving the sample. We use Glycerin, m-nitrobenzyl alcohol (NBA), polyethylene glycol (PEG) as a typical FAB matrix.

GC-MS (Gas chromatograph mass spectrometer)

GC-MS
Model Agilent 6890N (GC), 5975C (MS)
Ionization EI (Electron ionization)
Mass range 1.6 - 1,050 Da
Columns DB-1ms, HP-5ms, DB-1301, DB-1701, HP-INNOWax, DB-FFAP, CP-PoraBOND Q
The user's column is also available.
Accessory devices Autosampler (for liquid)
Applications Quantitative or qualitative analysis of volatile materials
Person in charge Mochizuki
Notes Please contact the person in charge before using.
Remove nonvolatile salts and suspensions from the liquid sample. For quantitative analysis, prepare a standard sample for calibration curve.
Gas sample is available.

WDXRF (Wavelength Dispersive X-ray Fluorescence spectrometer)

XRF
Model Bruker AXS S8 Tiger (1kW)
Detector Gas flow detector, scintillation counter
Analyzer crystal XS-55, PET, LiF200
Detectable element Solid: C-U, Liquid/powder: Na-U
X-ray irradiation diameter ⌀5 mm, 8 mm, 18 mm, 34 mm
Form of sample Solid, powder, liquid (acids or volatile liquids are available.)
Sample size Within ⌀50 mm
Atomosphere Vacuum, He
Applications Qualitative and quantitative analysis of specific elements in solid, powder and liquid.
Person in charge Takashina
Notes Additional charge is required when performing pressure molding and pulverizing work using analysis room reagents and equipment as preprocessing. When reusing (washed) sample cups are used in liquid samples measurement, the additional charge will be treated as a powder sample.
Please contact the person in charge in advance when using for the first time.

Raman (Raman microscope)

RAMAN
Model JASCO NRS-5100
Laser wavelength 532nm, 785nm
Objective lens 5x, 20x, 100x
Long working distance (20x, 50x, 100x)
Resolution 1cm-1
Spot size 1µm at 100x
Functions Mapping, Rapid imaging, carbon analysis, stress analysis
Applications Molecular structure analysis of micro regions.
Person in charge Nemoto
Notes When using for the first time, please inform the person in charge in advance by email etc.
Please pay attention so that the objective lens does not come in contact with the sample.
It is possible to measure samples up to 80 mm in height.
The sample in a transparent container can be measured as it is.

FT-IR (Fourier Transform Infrared microscope)

FT-IR
Model JASCO FT/IR-6300
Mcroscope: JASCO IRT-7000
Detector DLATGS
Mcroscope: Mid-band MCT
with linear array MCT (for rapid IR imaging)
Wavenumber 7800 - 350cm-1
Mcroscope: 7800 - 650cm-1
(with linear array: 7000 - 750cm-1)
Resolution 0.07 - 16cm-1
pixel resolution: 6.25µm2, 12.5µm2
Condenser mirror 10x, 16x, 32x
Sample Solid, liquid, gas
Microscope: solid, liquid
Measurement Method Transmittance, ATR
Microscope: Transmittance, Reflectance, ATR
Applications Qualitative (quantitative) of chemical , micro site measurements, mapping analysis, infrared polarimetry, visible polarimetry etc.
Person in charge Takashina
Notes A separately charged fee is required when preparing tablets, plate making etc using the reagents of the analysis room as preprocessing.
If you are using for the first time, please contact the person in charge in advance.

Elemental Analyzer (CHNOS)

Elemental analyzer
Model Elementar, vario EL cube
Detectable element C, H, N, S, O
Combustion temperature 1150°C
Measurement technique TCD detector (C, H, N, S), IR detector (O)
Sample Solid, liquid
Amount of sample - 50mg (organic compound: 50mg, soil: 1g)
Applications Measurement of contents of carbon (C), hydrogen (H), nitrogen (N), sulfur (S), oxygen (O) such as organic matter, soil sample, coal, etc.
Person in charge Nakano, Takahashi
Notes Since it is necessary to check the state of the sample, please consult us when bringing in the sample.

HPLC (High Performance Liquid Chromatograph)

HPLC
Model Agilent 1200
Pump Quarternary Pump
Settable column flow range: 0.001 - 10.0 mL/min
Detector UV-vis (190 - 600nm)
Columns XDB-C18, XDB-CN, SB-C18
Eluents Water, acetonitrile, methanol, 2-propanol
Accessory devices Autosampler (max. 100 samples)
Applications Quantitative analysis of organic materials in solution.
Person in charge Takahashi
Notes When using it, please inform the person in charge in advance by e-mail etc. As a rule, we ask that the column and eluent be brought in by the user. Please make sure that the sample does not contain suspensions or high concentration salt.

GC (Gas chromatograph)

GC
Model Shimadzu GC-2010
Injector Spit / splitless
Detector FID
Sensitivity 3pgC/s
Accessory devices Autosampler (max. 150 samples)
Sample Liquid
Applications Quantitative analysis of organic materials.
Person in charge Takashina
Notes Please be sure to prepare a standard sample.
The volume of the vial when using the autosampler is 1.5 ml.

IC (Ion chromatograph)

IC
Model Metrohm Basic IC plus 883
Sample roop 20µL (Changeable)
Column oven r.t. - 60°C
Detector Electric conductivity
Detection method Suppressor method
Eluent Na2CO3/NaHCO3, etc.
Accessory devices Autosampler (max. 30 samples)
Applications Quantitative analysis of anions in solution.
Person in charge Takahashi
Notes When using it, please inform the person in charge in advance by e-mail etc. Please make sure that the sample does not contain suspensions or high concentration salt.

High resolution mass spectrometer(HR-MS)

HRMS
Model AB Sciex TripleTOF 5600+
Ionization method ESI (Electrosprai ionization)
APCI (Atmospheric pressure chemical ionization)
Accelerating voltage 15 kV
Mass range 50 - 40,000 Da
Mass resolution 25,000 FWHM (m/z 100)
Applications Accurate mass spectrometry, LC-MS
Person in charge Nemoto, Takahashi
Notes Please contact the person in charge by e-mail before using.
For accurate mass measurement, be sure to provide the molecular formula and calculated exact mass of the sample.
This device can also be used as a liquid chromatograph mass spectrometer by connecting to the HPLC in this room.

Printer

printer
Model Epson PX-H9000
Resolution 2880dpi × 1440dpi (max.)
Paper Semi-glossy photo paper, matte paper
Printable size A0 (Semi-glossy photo paper), B0 (matte paper)
Printing time About 20 minutes (A0, 1 paper)
Notes PowerPoint 2013 (Windows) is used for printing software. Problems may arise in the reproducibility of the design, so we recommend that you also prepare a PDF file.
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