Product Overview
QS-21 (CAS 141256-04-4) is a highly purified triterpene glycoside (saponin) naturally derived from the bark of the South American tree Quillaja saponaria Molina. Recognized for its unique amphiphilic structure, it is a premier biochemical reagent utilized in advanced immunological research and the development of membrane-active delivery systems. As a leading China-based manufacturer in the Plant Extract sector, Conscientia Industrial employs specialized chromatographic purification techniques to ensure the integrity of the QS-21 molecule, providing a high-purity material that meets the stringent requirements of global life science laboratories and industrial R&D.
Technical Specifications
- Product Name: QS-21
- CAS Number: 141256-04-4
- Category: Plant Extract
- Source: Quillaja saponaria (Soapbark tree)
- Purity (HPLC): ≥98.0%
- Molecular Formula: C92H148O46
- Molecular Weight: 1990.13
- Appearance: White to off-white lyophilized powder
- Solubility: Soluble in water and aqueous buffers
- Brand: Conscientia Industrial
- Country of Origin: China
Why Choose Conscientia Industrial
- Technical Quality Control: Our manufacturing process follows rigorous analytical protocols to ensure high-grade batch-to-batch consistency of natural saponin fractions.
- Advanced Analytical Verification: Every batch is validated through HPLC and MS to confirm the specific acylated triterpene glycoside profile and minimize related impurities.
- Technical Documentation: We provide full support including Certificate of Analysis (COA), SDS, and Method of Analysis (MOA).
- Scalable Production Capacity: Our China facility is equipped to support projects ranging from small-scale laboratory trials to bulk industrial supply.
- Direct Source Advantage: As a primary manufacturer, we provide QS-21 CAS 141256-04-4 with efficient lead times and direct factory support.
Packaging & Storage
- Standard Packaging: 10mg, 100mg, 1g in vials or custom bulk packaging in amber glass containers.
- Storage Conditions: Store at -20°C in a tightly sealed container. Keep in a dry environment and protect from light to prevent hydrolysis.
- Safety Handling: This material is a technical-grade chemical intended for industrial production and laboratory research use only.
Our logistics team ensures secure distribution of QS-21 CAS 141256-04-4 via global courier and specialized cold-chain air freight.
Request a Quote & COA for QS-21 CAS 141256-04-4 Today.


