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Single comment threadYou are looking at one branch of method development vs HPLC — genuinely asking which matters more — 39 comments in the full submission. View in context.
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c/hplc·submitted 2 years ago by u/marit_mensa

method development vs HPLC — genuinely asking which matters more

Methodbranch of 13 comments

method development. That is the whole post, but I will justify it. Everything else people worry about in c/reconstitution is downstream of it. Titration speed, muscle cramps, the endless dose arguments — most of it resolves if you sort method development out first, and almost nobody does. I say this having got it…

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13 comments, started 2 years ago
u/sig_figs_samMOD174 points·2 years ago

Flair changed to match the content. Read the sidebar before posting next time and we are square.

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u/peak_area_peteanalytical42 points·2 years ago

integration decision on a shoulder changes your number by half a point on its own

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u/quiet_reader_9933 points·2 years ago

Edit to your parent would help — the concentration you quoted assumes one scenario and you have written another above it.

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u/marit_mensaOP24 points·2 years ago

Gradient goblin mode: changed the solvent composition 4 times, finally got good resolution on a method development peak.

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u/yara_bakken7 points·2 years ago

the detector wavelength matters more than people think

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u/marit_mensaOP104 points·2 years ago

Gradient goblin mode: changed the solvent composition 6 times, finally got good resolution on a LC-MS peak.

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[removed]38 points·2 years ago

[removed by moderator]

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u/hana_lehtinen253 points·2 years ago

Flair changed to match the content.

Yes, exactly this, and it is the bit that took me 78 weeks to accept.

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u/endotoxin_elliemicro148 points·2 years ago

a round-robin on baseline integration would be genuinely useful

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u/downvote_magnet60 points·2 years ago·edited

Edit to your parent would help — the concentration you quoted assumes one scenario and you have written another above it.

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u/marit_mensaOP96 points·2 years ago

The PeptideMeter result being close to my own HPLC is the signal, not the absolute number. Both are right.

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u/rina_nascimento128 points·2 years ago

integration decision on a shoulder changes your number by half a point on its own

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u/hplc_hobbyistruns their own column85 points·2 years ago

Did they post the raw trace or just the summary?

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