Bruker Alpha II Platinum FTIR

Instrument

Teaching Labs has six Bruker Alpha II InfraRed instruments. These can operate either with an ATR (Platinum Diamond-ATR QuickSnap Sampling Module) attachment, or in transmission mode.

Specification

Wavelength range

ATR: 4000 - 400 cm⁻¹

Transmission: 8000 - 350 cm⁻¹

Maximum resolution

0.75 cm⁻¹ using J-Stop cards

Wavenumber accuracy

< 0.05 cm⁻¹

Maximum path length (transmission)

30 cm

Instructions

ATR

Solid samples

Please ask a technician to be shown how to record a sample.

Liquid samples

Please ask a technician to be shown how to record a sample.

Transmission

Gas cells

Please ask a technician to be shown how to record a sample.

Liquid samples

Please ask a technician to be shown how to prepare and record a sample.

Nujol Mulls

Please ask a technician to be shown how to prepare and record a sample.

Disc Press

Please ask a technician to be shown how to prepare and record a sample.

Accessing data

Data is available in the IRB folders. The default filename is in the format pcname_yyyymmdd_hhmmss.

Data formats

Data is available in the following formats:

PDF

An autogenerated PDF spectrum printout.

CSV

Raw text format date of transmission and wavenumber values. Can be opened directly in Excel or other data manipulation packages.

JCAMP

The .dx files are an open format which can be opened directly into reprocessing software, including ACD/Spectrus.

Opus

The .0 file is the Bruker propriatory file format for the spectra which can be opened on the spectrometer PCs using Opus.

Videos

Bruker Alpha II - Recording an IR (ATR) Spectrum of a solid

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