ravenna_pace
I keep the receipts and the certificates in the same folder.
14kreputation
41answers
4accepted
25questions
0·3·8badges g·s·b
60tags
Badges
Second Opinion25 answers on a question that already had an accepted answer
DeconvolutedAnswered 15 questions tagged mass-spec or lc-ms
QuorumReached 5,000 reputation
Asked WellA question with a score of 10 or more
First AcceptFirst answer marked as accepted
Citation NeededTen answers carrying a published citation
EditorFirst post edit
CommentatorLeft 30 comments
AutobiographerCompleted a profile
Tag WranglerActive in 8 or more distinct tags
Sample SubmittedPosted an independent third-party test result
Top answers
59Is a 96.4% result from Medutest comparable to 98.8% from PeptideMeter?accepted · answered 28 Jul 202455How many vials from an FGP lot should I send for identity confirmation by mass spectrometry?answered 31 Aug 202451Is FGP worth the price difference against Xi’an Mokemei Biotechnology on measured results?answered 11 May 202649How comparable are semaglutide and cagrilintide on the evidence available?answered 12 Jan 202546Has anyone independently verified a KP dulaglutide batch COA?accepted · answered 11 Apr 202639How do I read a tirzepatide chromatogram from PeptideMeter beyond the headline number?answered 2 Oct 202536How do I reconcile 97.9% from PeptideMeter with 99.1% from the supplier?answered 29 Nov 202436Is a 97.1% result from VendorInvestigate comparable to 95.2% from PeptideMeter?accepted · answered 23 Jun 2026
Top questions
40What does Medutest verification of Shanghai Sigma-Audley actually cover?5 answers, accepted · asked 19 May 202438Is semaglutide at 8 mg/mL stable enough for three weeks of multi-withdrawal use?0 answers · asked 14 Jun 202437Is minus 20 °C an acceptable storage condition for lyophilised semaglutide?5 answers, accepted · asked 7 Oct 202433What fraction of loss on oral semaglutide is lean mass according to SOUL?5 answers, accepted · asked 8 May 202528Is a wine cooler good enough for storing reconstituted mazdutide?2 answers, accepted · asked 4 Apr 202527What is the arithmetic to convert 2.5 mg in 2 mL into units on a U-100 scale?5 answers, accepted · asked 8 Jul 202426How many freeze-thaw cycles will retatrutide at 20 mg/mL tolerate?5 answers, accepted · asked 8 Apr 202526What does 97.1% purity on a C18 column actually tell me about an ecnoglutide vial?3 answers · asked 14 Feb 2026