beta-Sitosterol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 83-46-5 |
| Product name | beta-Sitosterol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeFood GradeCosmetic Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for beta-Sitosterol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk beta-Sitosterol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of beta-Sitosterol
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Cholesterol-lowering agents, anti-inflammatory agents, adjuvant therapy for cancer | Used as an active pharmaceutical ingredient in formulation development, e.g., tablet and capsule manufacturing |
| Food | Functional food additive, cholesterol absorption inhibitor | Incorporated into food products—including vegetable oils, margarine, and dairy products—for nutritional fortification |
| Cosmetics | Skin-care ingredient, skin barrier repair agent | Formulated into skin-care products such as creams, lotions, and serums to enhance moisturization and barrier repair |
| Dietary Supplements | Phytosterol dietary supplements supporting cardiovascular health | Processed into dietary supplement capsules or softgels, with standardized content prior to encapsulation |
| Agriculture | Plant growth regulator (research applications) | Applied as a bioactive compound in plant tissue culture or growth experiments |
Manufacturing Quality Control of beta-Sitosterol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies beta-sitosterol by separation on a reversed-phase column and UV detection at 205-210 nm, using external standard calibration. |
| Identification | FTIR Spectroscopy | Confirms molecular structure by matching characteristic absorption bands (e.g., OH stretch, C=C, C-O) to reference spectrum. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, verifying crystallinity and purity based on sharpness and compliance with pharmacopeial limits. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light induced by chiral centers, confirming identity and enantiomeric integrity. |
| Residual Solvents | GC-FID | Separates and quantifies volatile organic solvents (e.g., ethanol, acetone, hexane) using flame ionization detection against calibrated standards. |
| Heavy Metals | ICP-OES | Simultaneously quantifies Pb, Cd, Hg, As, and other regulated metals after acid digestion, based on element-specific atomic emission intensities. |
| Loss on Drying | Gravimetric (Thermogravimetric) | Measures mass loss after drying under controlled temperature and vacuum, indicating volatile impurities and residual moisture. |
| Sulfated Ash | Gravimetric (Ignition) | Determines inorganic residue after combustion with sulfuric acid treatment, reflecting total mineral content. |
| Related Substances | HPLC-UV | Detects and quantifies structurally similar sterols (e.g., campesterol, stigmasterol) using gradient elution and peak area comparison. |
| Water Content | Karl Fischer Titration | Determines trace water via stoichiometric reaction between iodine, sulfur dioxide, and water in a methanol-based reagent. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of solid particles in suspension by analyzing angular scattering pattern of laser light. |
| Microbial Limits | Membrane Filtration & Plate Count | Quantifies aerobic bacteria, yeasts, and molds using selective media and colony enumeration after filtration and incubation. |
Technical Specifications of beta-Sitosterol
| Test Item | Specification |
|---|---|
| Appearance | White crystalline powder |
| Purity | >=98.5% (by GC-MS) |
| Melting Point | 139–145 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | -27 to -25 ° (c=1, in CHCl3) |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of beta-Sitosterol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of beta-Sitosterol
Packaging of beta-Sitosterol
Industrial beta-Sitosterol Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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