thats a charge state
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Thread · #hplc-massspec · 2026-03-11
ok so a warm transit can put a visible
Spun off from a message in #hplc-massspec on 2026-03-11. 8 messages, 4 participants.
The message this came from
- gradient_greg — ok so a warm transit can put a visible degradant peak on a chromatogram. that is what 9 days at ambient does 22:05
plus 0.98 is deamidation
semaglutide is about 4113.6 Da. [M+2H]2+ lands near 2057.8, [M+3H]3+ near 1372.2
is monoisotopic or average mass the one on most certificates
plus 0.98 is deamidation
thats co-elution
do the arithmetic