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Single comment threadYou are looking at one branch of genuine question about TB-500 that I am slightly embarrassed to ask — 36 comments in the full submission. View in context.
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c/researchpeptides·submitted 3 months ago by u/nayeli_iyer

genuine question about TB-500 that I am slightly embarrassed to ask

Discussionbranch of 7 comments

Question in the title, detail here: genuine question about TB-500 that I am slightly embarrassed to ask. For any compound with a thin testing history, identity is the first question. Mass spectrometry against a theoretical mass answers it; an area-percent purity figure does not. Net peptide content accounts for…

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7 comments, started 3 months ago
u/laila_almeida148 points·3 months ago

Naming in this space is inconsistent. Several widely used names map to more than one molecule, so a catalogue number and a sequence beat a common name every time.

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u/nayeli_iyerOP101 points·3 months ago

research-use-only material is not approved for human use

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u/insulin_syringe_ian0 points·3 months ago

research-use-only material is not approved for human use

This is the rule for anything unusual. Identity before anything else.

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u/line_demir1 point·3 months ago

Small fix — that is net peptide content, not purity. Both are on the certificate and they differ substantially here.

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[deleted]1 point·3 months ago

[deleted]

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u/second_week_sceptic0 points·3 months ago

lead times on unusual lines are the thing to confirm up front

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u/nayeli_iyerOP1 point·3 months ago

Correcting my own comment: the storage condition I quoted was for the lyophilised powder, not for solution.

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