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c/hplc·submitted 2 years ago by u/dizzy_on_standing

help me understand gradient, I have read the wiki twice

Methodbranch of 10 comments

Posting this because I searched for it and got nothing useful. Setup: 2.5mg, week 89, sulphur burps present but not ruining anything. I changed exactly one variable — integration — and tracked it for 17 weeks. Result: a difference, but a small one, and well inside what I would call noise if someone else posted it. So…

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10 comments, started 2 years ago
u/sig_figs_samMOD22 points·2 years ago

Removed a chain here. The rule is one line long and it is not negotiable.

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u/ewan_zielinski10 points·2 years ago

chromatogram or it did not happen

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u/hana_lehtinen8 points·2 years ago

This is the correct method framing. Column and gradient are load-bearing fields.

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u/nora_lundgren7 points·2 years ago

the detector wavelength matters more than people think

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u/dilara_nyberg8 points·2 years ago

the detector wavelength matters more than people think

Adding to this: method development is doing more work than the comment implies.

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u/clara_danquah31 points·2 years ago

This is the correct method framing. Column and gradient are load-bearing fields.

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u/dizzy_on_standing14 points·2 years ago·edited

chromatogram or it did not happen

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u/dizzy_on_standingOP7 points·2 years ago

Disagree but this is the good kind of wrong — it is specific enough to be checked.

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u/first_hundred15 points·2 years ago

state the method: column, gradient, detection wavelength, injection volume

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u/dilara_nyberg10 points·2 years ago

Disagree. What you are describing is consistent with purity, not with what you concluded.

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