esther_vandeVelde
I only post when I have a certificate to attach.
49kreputation
155answers
24accepted
22questions
0·3·8badges g·s·b
74tags
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
107Is a 27G needle the right choice for drawing mazdutide at 6.67 mg/mL?accepted · answered 4 Dec 2024104How many vials from a TFC lot should I send for a sterility test?accepted · answered 21 Jun 202599How many freeze-thaw cycles will tirzepatide at 1 mg/mL tolerate?accepted · answered 28 Jul 202486What does a chromatogram on a GL Biochem report change about how I read it?accepted · answered 7 Dec 202484What does SURMOUNT-OSA tell me about nausea at the 2 mg dose?accepted · answered 31 May 202482What is the thermal exposure on a Chengdu to Japan lane in summer?accepted · answered 30 Sept 202478How long does cagrilintide stay within specification at room temperature once reconstituted?answered 10 Jan 202572Can I reconstitute liraglutide at 6.67 mg/mL and still measure a small dose accurately?accepted · answered 3 Feb 2026
Top questions
40Does constipation at week ten of semaglutide usually resolve without a dose change?5 answers, accepted · asked 14 Jul 202436Is a 30G needle the right choice for drawing cagrilintide at 10 mg/mL?5 answers · asked 16 Jun 202436Is retatrutide at 20 mg/mL stable enough for six weeks of multi-withdrawal use?5 answers · asked 14 Jul 202436What did the placebo arm of ATTAIN-1 report for constipation?5 answers, accepted · asked 22 Feb 202534What does a lot-specific certificate on a WWB report change about how I read it?5 answers, accepted · asked 11 May 202434What is the thermal exposure on a Shanghai to Japan lane in summer?3 answers, accepted · asked 26 Mar 202428Does eGFR tell me anything about hepatic fat on dulaglutide?5 answers, accepted · asked 29 May 202527What does PIONEER-4 report at the 2 mg dose level?5 answers, accepted · asked 7 Apr 2024