Life has funny ways of surprising you. While analyzing my latest batch of a functionalized sugar, I noticed that the NMR sample foamed upon sonication. Fearing surfactant (
read: soap) contamination, I found myself back at the instrument facility with a D2O sample of...
Contrex, the orange-labeled glassware rinse I've used ever since I started working at the bench.
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Source: Decon Labs |
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Never thought I'd be taking a soapy NMR... |
Unsurprisingly, Decon Labs doesn't list its trade-secret formulation on the
MSDS or their website. However, this doesn't seem like something I'm going to investigate a la
What's In Lemi-Shine? Seems to be to be a typical mono-aromatic
tetraalkylammonium salt, probably containing some KOH, phosphate, or bicarb for good measure.
Best part? It's not a contaminant in my material. On to the next project!