QS-21 - BioReagent, Lyophilized powder, Injection grade, ≥98%, Quillaja saponaria bark, used for QS‑21 has been validated in more than 120 clinical trials, with its safety and efficacy widely recognized. As a key component of the HA201a adjuvant system (C
QS-21 - BioReagent, Lyophilized powder, Injection grade, ≥98%, Quillaja saponaria bark, used for QS‑21 has been validated in more than 120 clinical trials, with its safety and efficacy widely recognized. As a key component of the HA201a adjuvant system (C
GRADE & PURITYBioReagent?BioReagent grade — tested suitable for life-science and molecular-biology use. Use for cell culture, assays, and biochemical work needing biological compatibility.Lyophilized powder?Lyophilized (freeze-dried) powder — gently dried to preserve activity and aid storage. Use for sensitive biologics reconstituted before use.Injection grade?Injection grade — high purity suitable for injectable/parenteral preparations. Use for formulations administered by injection where impurity limits are strict.≥98%Quillaja saponaria bark
Protected from light,Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
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Quality documents
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Übersicht
QS‑21 is a potent triterpenoid saponin immunostimulant, and one of the most clinically valuable naturally‑derived adjuvants following aluminium‑based adjuvants. As a natural vaccine adjuvant, QS‑21 can potently induce balanced Th1/Th2 immune responses, with particular potency in driving cellular immunity.
Name: QS‑21
Molecular Formula: C₉₂H₁₄₈O₄₆
Molecular Weight: 1990.15
CAS: 141256‑04‑4
Source: Purified from Quillaja saponaria bark
Grade: Injectable‑grade pharmaceutical excipient
Precautions
Protect from light and heat. Avoid contact with strong oxidizing substances. Do not subject to repeated freeze‑thaw cycles.
QS‑21 has been validated in more than 120 clinical trials, with its safety and efficacy widely recognized. As a key component of the HA201a adjuvant system (Cat. No.: H1526829) , this product can be utilized for the development of various vaccines.
QS‑21
Stabilität und Lagerung
Store at-20℃ long term (36 months). Store in the dark.
Storage
Protected from light,Store at -20°C
Verschickt in
Ice chest + Ice pads
Dieses Produkt erfordert Kühlkettenversand. Grundversand und andere Economy-Optionen sind nicht verfügbar.
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