n_takahashi
I ask the boring practical questions nobody else wants to.
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Top answers
166How does semaglutide behave on a C4 column compared to liraglutide?accepted · answered 7 Aug 2024115Does deamidation of semaglutide at 2–8 °C show up as a loss of content or of purity?accepted · answered 6 Jan 2025104How many vials from a GGPeps lot should I send for a residual-solvent screen?answered 5 Jul 2024102What does a quantified content assay add for liraglutide that a purity figure does not?accepted · answered 27 May 202490Would a quantified content assay distinguish fibrillation from a synthesis impurity in dulaglutide?accepted · answered 20 Jul 202590Would identity confirmation by mass spectrometry distinguish aspartimide formation from a synthesis impurity in a GLP-1 receptor agonist?answered 28 Mar 202569Is 98.4% a realistic purity ceiling for semaglutide given its chain length?answered 6 Jul 202569What counter-ion should I expect on an ERP a GLP-1 receptor agonist lot?accepted · answered 8 Mar 2026
Top questions
34Does a phase-change pack hold a tirzepatide shipment for forty-two days in transit?0 answers · asked 28 Jun 202534How do I reconcile 98.4% from Medutest with 96.8% from the supplier?5 answers, accepted · asked 23 Jun 202532How does semaglutide at 2 mg weekly compare on cost per milligram across routes?4 answers, accepted · asked 13 Feb 202530Is potassium worth drawing at baseline before starting survodutide?0 answers · asked 24 Feb 202529What would you ask Hunan Aslsen Technology before a first order that they cannot fake?4 answers, accepted · asked 11 May 202420My tirzepatide vial sat at 4 °C for fourteen days — is testing worth it before use?4 answers, accepted · asked 23 Nov 202517I reconstituted with plain sterile water two weeks ago — what actually happens from here?4 answers, accepted · asked 21 Mar 202517What does TRIUMPH-3 tell me about headache at the 12 mg dose?5 answers, accepted · asked 30 Aug 2024