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JEOL JNM-A400

UsedJEOLMolecular imaging devicesNetherlands
Procurable

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Magnetic Field Strength
9.39 T
Proton Resonance Frequency
400 MHz
Resolution for 1H
≤ 0.45 Hz (Chloroform)
Sensitivity for 1H
≥ 190 (0.1% ethylbenzene)
Sensitivity for 13C
≥ 160 (10% ethylbenzene)
Availability
Procurable
Lead time
Confirmed with your quote
All 21 specifications
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Specifications 21

Brands
JEOL
New/Used
Used
Magnetic Field Strength
9.39 T
Proton Resonance Frequency
400 MHz
Resolution for 1H
≤ 0.45 Hz (Chloroform)
Sensitivity for 1H
≥ 190 (0.1% ethylbenzene)
Sensitivity for 13C
≥ 160 (10% ethylbenzene)
Dynamic Range
60000/1
Gradient Magnetic Field
0.15 T/m
Probe Gradient Coil
Actively shielded single Z-axis gradient coil capable of 30 G/cm with 10 A current
Measurement Nuclides
15N to 31P, 19F, 1H
Sample Volume for 1H NMR
8-10 mg in 0.5-0.6 mL solvent
Sample Volume for 13C NMR
15-25 mg in 0.5-0.6 mL solvent
Sample Height in NMR Tube
4-5 cm
Probe Type
5 mm Royal Probe
Autosampler Capacity
64-position
Measurement Temperature Range
Room temperature to +150°C
Probe Temperature Range
-100°C to +150°C
Software
JEOL's Delta™ software
Availability
Procurable
Lead time
Confirmed with your quote

Product description

400 MHz NMR spectrometer with 5 mm HFX probe, 64-position autosampler, optimized for ¹H, ¹³C, ¹⁹F, and ³¹P nuclei detection.

The JEOL A-400 is a 400 MHz Nuclear Magnetic Resonance (NMR) spectrometer designed for precise molecular structure analysis at the atomic level. This instrument is essential for researchers requiring detailed insights into complex compounds, offering non-destructive analysis with minimal sample preparation.

Key features include:

  • High sensitivity: Optimised for detecting nuclei such as ¹H, ¹³C, ¹⁹F, and ³¹P, facilitating comprehensive molecular characterisation.
  • Automated operation: Equipped with a 64-position autosampler, enabling high-throughput screening and efficient sample processing.
  • Versatile probe technology: Features a 5 mm HFX probe, allowing for a wide range of solution-state NMR applications.
  • User-friendly software: Utilises JEOL's Delta™ software, providing intuitive data acquisition and processing capabilities.

The JEOL A-400 is widely applied across various scientific domains, including organic chemistry, biochemistry, pharmaceutical analysis, and polymer science. Its capabilities are particularly beneficial in biotechnology, supporting applications such as bioprocessing, gene editing, and molecular diagnostics.

Commonly utilised in university laboratories, biomedical research centres, and pharmaceutical companies, this spectrometer has been a reliable tool since its introduction in the early 2000s. Its enduring relevance underscores its robustness and adaptability to evolving research needs.

By delivering high-quality data with efficiency, the JEOL A-400 remains a valuable asset for scientists aiming to advance their research in molecular characterisation and related fields.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Often, yes. Verified suppliers frequently work with service partners converting the instrument. If applicable, we can list servicing options alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 22 October 2026