Peptide Atlas · Excipient

Polysorbate 20

Polysorbate 20 is a surfactant common in biopharmaceuticals; in two antibody products stored 18 to 36 months at 2-8 C it degraded into free fatty acids that precipitated as particles.

preclinical

provisional
2 citations
0 discussions
0 followers
PS20
Polysorbate 20 (Sorbitan Monolaurate PEO20)

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What the evidence says

six tiers, never blended

preclinical — animal, cell or mechanistic work — not yet about people

every claim resolves to its source

All 2 citations resolve to their original source. · 0 posts naming it, 0 members counted once each.

No open questions on file. Either everything about this molecule is known, or nobody has admitted what is not.

Negative findings

failure is information

Nobody has filed a failure yet. Failures are information; this list is waiting for an honest one.