Monthly Archives: August 2012

I400 Available

The cantaminates has been successfully removed. The I400 is now up running with good performance on all four (1H, 13C, 19F, 31P) nuclei. Please protect our instruments. Handle your samples with intensive care. If a sample is broken or spilled into magnet, report … Continue reading

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I400 Unavailable

I’m working on the probe cleanup. The I400 is not available for use probably until Thursday morning. Use the Gem300 for 19F and 31P during this period of time.

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I400 Probe Contaminated

The probe on the I400 got contaminated by some user(s) lately. The contaminates give rise to two proton peaks around 0ppm. If you have broken a sample or had your sample spilled into the probe on the I400, you should … Continue reading

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VXR400 Sample Ejection Problem Fixed

Some users had problems with sample ejection on the VXR400 in the past few days. This was caused by sticky chemical deposits formed inside the sample delivery barrel and the probe. Please do your part to prevent this from happening. ALWAYS WIPE YOUR … Continue reading

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Advanced NMR Class

This Thursday, August 9th, 10am – noon. There are a few spots left – reserve by emailing Doug! Note: This session is now full.

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