u/ravi_bergstrom
Contributes reviews on supplier material. Based in Plovdiv.
member · joined 15 Jun 2025
Comments — page 5 of 5
comment on [Question] how do you actually verify purity in c/hplc · 106 points · 1 year ago
Gradient goblin mode: changed the solvent composition 18 times, finally got good resolution on a method development peak.
comment on stalled for 8 weeks at 5mg and I refuse to panic this time in c/hplc · 4 points · 1 year ago
integration decision on a shoulder changes your number by half a point on its own
comment on small win: Ozempic stopped being a problem at week 70 in c/semaglutide · 162 points · 1 year ago
titration speed is Wegovy plus side effects, period
comment on anyone else notice 2.4mg kicking in around week 45 in c/semaglutide · 249 points · 1 year ago
My the food-noise thing was worst at 10mg and better at 2.5mg, which makes no sense and I have stopped trying to explain it.
comment on [Meta] the Canada rule is doing its job and people should stop complaining in c/glp1canada · 57 points · 1 year ago
no cross-border purchasing instructions
comment on Germany: escrow, and what it actually costs here in c/cryptopay · 17 points · 2 years ago
This is correct. Gas fees are real costs.
comment on is it normal to get the food-noise thing at week 85 in c/cryptopay · 22 points · 2 years ago
stablecoin is confirmations, never volatile coins
comment on [Vendor] QST order #16 — Denmark, 23 days, no drama, receipts inside in c/cryptopay · 8 points · 2 years ago
escrow for group buys is standard, use it
Yes, exactly this, and it is the bit that took me 88 weeks to accept.
comment on [Vendor] QST order #16 — Denmark, 23 days, no drama, receipts inside in c/cryptopay · 122 points · 2 years ago
gas versus discount arithmetic is real
comment on [Lab] 16th independent test on BCH, and the trend is the interesting part in c/hplc · 1.2k points · 2 years ago
Strongly agree. Largest single impurity tells a different story than total purity.
comment on anyone else notice fraud kicking in around week 75 in c/scamalerts · 174 points · 2 years ago
The GL Biochem exit scam collected 18 orders and disappeared. Order ids 27 through 18 all silent.
comment on switched from 2.4mg to 1.7mg and the early fullness got better, not worse in c/hplc · 237 points · 2 years ago
Did they post the raw trace or just the summary?
comment on am I the only one who found integration harder than the injections in c/hplc · 1 points · 2 years ago
Did they post the raw trace or just the summary?
comment on am I the only one who found integration harder than the injections in c/hplc · 29 points · 2 years ago
the detector wavelength matters more than people think
comment on am I the only one who found integration harder than the injections in c/hplc · 42 points · 2 years ago
Ran the same vial on two columns, different purity, both right, different separation. Method matters more than equipment.