Eft-90 NMR Spectrometers
Since 1995, Anasazi Instruments has been providing high quality, rugged, easy-to-use 90 MHz NMR spectrometers and upgrades to academia, industry and government.
United States Government laboratories, large companies, top-tier universities and community colleges rely on the Eft-90 NMR Spectrometer.
The Eft-90 NMR spectrometer pushes the boundaries of multinuclear, cryogen free and permanent magnet NMR spectroscopy. It is the highest resolution and highest sensitivity permanent magnet available on the market today.
The 2.1 Tesla field strength of the Eft-90 delivers twice the sensitivity and 50% better resolution than the Eft-60. It also enables the Eft-90’s multinuclear NMR capability.
When equipped with the multinuclear probe, the Eft-90 can analyze more nuclei than any other multinuclear permanent magnet NMR system. With one instrument you can analyze molecules containing any of the following nuclei: 1H, 7Li, 15N (enriched), 27Al, 13C, 19F, 23Na, 29Si, 31P, 59Co, Sn199, and more.
The Eft-90 engineering and build quality meets the same exacting requirements as Anasazi’s Eft-60 — an instrument described as the “best engineered 60 MHz NMR for instruction and undergraduate chemistry students”. Similarly, the Eft-90 benefits from a fixed low annual cost of ownership, durability, and longevity — especially compared to superconducting NMR systems whose annual costs increase year over year. Many universities are still using our NMR systems after 20 years!
Eft-90 NMR Rental and Leasing
Ensure your lab’s NMR capability for as low at $3000 per month via an Eft-90 rental. Or take advantage of a 5 year lease for around $2200 per month. Call or email for more information.
Need financing? Check out Anasazi Financial Services.
Eft-90 NMR Specifications
The Eft-90 is our flagship instrument for hundreds of users all over the world. It is the highest resolution and highest sensitivity permanent magnet NMR instrument available on the market today.
Eft-90 Performance Specifications
Test | Sample and Conditions | Test Parameters | Specification |
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Lineshape | 1% TMS in CDCl3 | 50 % 1 % 0.55 % |
50% < 0.5 Hz 1 % < 3 Hz 0.55 % < 10 Hz |
Sensitivity | 0.1% Ethylbenzene in CDCl3 |
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70:1 |
13C Sensitivity | 98% n-propylbenzoate + 2% TMS, 12 scans, 1 min total acquisition time and 1 Hz exponential line broadening |
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160:1 on aromatic 2,6 carbon peak at 129.1 ppm |
19F Sensitivity | 10% CFCl3 + 1% DCDFE |
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31P Sensitivity | 25% Trimethylphosphate |
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Eft-90 Physical Specifications
Total Instrument footprint | < 60 ft2 max |
Dimensions (H x W x D) inches |
Table Spectrometer and PC 33.5 x 30 x 50 2.1 T Magnet 40 x 44.5 x 33.5 |
Weight (lbs) | 2.1 T Magnet 2018 lbs 918 kg Spectrometer 70 lbs |
Electrical | Spectrometer 90-120 VAC @ 1 Amps Computer 90-120 VAC @ 2 Amps Magnet Heater 90-120 VAC @ 0.25 Amps |
Compressed Air | Spin/Eject |
Climatic Environment | 60 to 80 °F ± 3.6 °F |
Stray Field | 5 G field within enclosure |
Real Data from Eft-90
Configurations & Experiments
The Eft-90 is available in 3 configurations depending on the range of nuclei you wish to study. All configurations are cryogen-free.
Anasazi offers delivery, installation and on-site training. These costs are variable and are not included in the prices below. Please contact us for a quote.
The following is a list of capabilities of the Eft instruments.
1H Only
Configuration- 1H spectra and two-dimensional (COSY) spectra
- Solvent Suppression
- Inversion Recovery for Longitudinal Relaxation (T1)
- CPMG for Transverse Relaxation (T2)
- Kinetics and Reaction Monitoring
- Long Term Acquisition for low concentration samples
- Carbon Multiplicity using DEPT and APT experiments
- CH Correlation Spectra using HETCOR
- Inversion Recovery and CPMG (T1 and T2)
- Multinuclear configuration: Lithium, Boron, Fluorine, Aluminum, Phosphorous and more
- 1H decoupling of X nuclei spectra
- X Nucleus decoupling of 1H spectra
1H & 13C
Configuration- 1H spectra and two-dimensional (COSY) spectra
- Solvent Suppression
- Inversion Recovery for Longitudinal Relaxation (T1)
- CPMG for Transverse Relaxation (T2)
- Kinetics and Reaction Monitoring
- Long Term Acquisition for low concentration samples
- Carbon Multiplicity using DEPT and APT NMR experiments
- CH Correlation Spectra using HETCOR
- Inversion Recovery and CPMG (T1 and T2)
- Multinuclear configuration: Lithium, Boron, Fluorine, Aluminum, Phosphorous and more
- 1H decoupling of X nuclei spectra
- X Nucleus decoupling of 1H spectra
Multinuclear
Configuration- 1H spectra and two-dimensional (COSY) spectra
- Solvent Suppression
- Inversion Recovery for Longitudinal Relaxation (T1)
- CPMG for Transverse Relaxation (T2)
- Kinetics and Reaction Monitoring
- Long Term Acquisition for low concentration samples
- Carbon Multiplicity using DEPT and APT NMR experiments
- CH Correlation Spectra using HETCOR
- Inversion Recovery and CPMG (T1 and T2)
- Multinuclear configuration: Lithium, Boron, Fluorine, Aluminum, Phosphorous and more
- 1H decoupling of X nuclei spectra
- X Nucleus decoupling of 1H spectra
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