Running in negative ion mode. I suspect contamination but what? Polymeric methinks. Any thoughts would be great!
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Running in negative ion mode. I suspect contamination but what? Polymeric methinks. Any thoughts would be great!
This might be a polyfluorinated polymer - CF2 has mass of 49.99 AMU.
This might be a polyfluorinated polymer - CF2 has mass of 49.99 AMU.
That makes sense. Thanks!