[Results] 17 weeks, 10kg, and LC-MS was the hard part
Confession thread, sort of. I went from 2.4mg to 0.5mg much faster than I should have because the scale had stalled and I got impatient. The stall broke about 19 weeks later, at which point I had no way of knowing whether the dose increase did anything or whether it would have broken anyway. So now I have reflux I…
related substances are where the story lives, not the main peak
Ran the same vial on two columns, different purity, both right, different separation. Method matters more than equipment.
No. This is the kind of confident post that gets copied into a screenshot and repeated for years. Where is the evidence.
area% and mass% are not the same and this whole post conflates them
state the method: column, gradient, detection wavelength, injection volume
Dead space in the needle hub holds a small but non-trivial volume. On low-volume draws that can be several units.