D-alpha-Tocopheryl acetate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 58-95-7 |
| Product name | D-alpha-Tocopheryl acetate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 D-alpha-Tocopheryl acetate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk D-alpha-Tocopheryl acetate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of D-alpha-Tocopheryl acetate
| Industry | Application | Process |
|---|---|---|
| Food Industry | Nutritional fortificant (source of vitamin E) | Added to edible oils, dairy products, baked goods, and infant formula for antioxidant protection and nutritional supplementation |
| Feed Industry | Animal feed additive | Incorporated into poultry, livestock, and aquaculture feeds to enhance animal immunity, reproductive performance, and meat/egg quality |
| Cosmetics & Personal Care | Antioxidant, skin-conditioning agent | Formulated into facial creams, lotions, serums, and sunscreens to protect skin from free radical damage |
| Pharmaceutical Industry | Raw material for vitamin E supplements | Used in the manufacture of oral capsules, tablets, and injectables for the treatment or prevention of vitamin E deficiency |
| Medical Devices / Dietary Supplements | Antioxidant stabilizer | Employed as an active ingredient or excipient in softgel capsules, liposomal formulations, and other dosage forms to improve product stability |
Manufacturing Quality Control of D-alpha-Tocopheryl acetate
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Identification | Infrared Spectroscopy (IR) | Determine the infrared absorption spectrum of the sample and compare it with the standard spectrum to confirm the presence of characteristic functional groups of D-α-tocopheryl acetate (such as ester group, benzene ring, hydroxyl group, etc.). |
| Assay | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with methanol-water or acetonitrile-water as the mobile phase, and a UV detector (typically at 292 nm or 294 nm) for detection. The content of the main component is calculated using external or internal standard methods. This method is highly specific and accurate, and is commonly used in pharmacopoeias. |
| Related Substances / Impurity Testing | High-Performance Liquid Chromatography (HPLC) | Separate and detect potential impurities (e.g., unreacted starting materials, degradation products, isomers) under the same conditions as the assay or using an optimized gradient elution program. Quantification is typically performed using the area normalization method or the main component self-reference method with correction factors. |
| Specific Optical Rotation | Polarimetry | Dissolve the sample into a solution of specified concentration and measure its optical rotation at a defined temperature and wavelength (usually the sodium D line, 589 nm), then calculate the specific optical rotation to verify optical purity and confirm the D-configuration. |
| Loss on Drying | Thermogravimetric Analysis or Ordinary Drying Method | Dry the sample at a specified temperature (e.g., 105°C) until constant weight is achieved, and determine the percentage weight loss to assess the content of moisture and other volatile components. |
| Sulfated Ash | Residue on Ignition Test | Ignite the sample at high temperature (typically 700–800°C), then weigh the remaining inorganic residue to control the total amount of inorganic impurities. |
| Heavy Metals | Thioacetamide Method or Atomic Absorption Spectroscopy (AAS) | Follow pharmacopoeial general chapters to determine the total content or individual levels of heavy metals (e.g., lead, cadmium, mercury, arsenic) through colorimetric reactions or instrumental analysis, ensuring compliance with safety limits. |
| Solution Clarity and Color | Visual Turbidity/Color Comparison or UV-Visible Spectrophotometry | Dissolve the sample in the specified solvent and compare it visually with standard turbidity/color solutions, or measure absorbance at specific wavelengths to evaluate solution clarity and color, reflecting the level of impurities or degree of oxidation. |
Technical Specifications of D-alpha-Tocopheryl acetate
| Test Item | Specification |
|---|---|
| Appearance | Pale yellow to light amber viscous oil |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | <=1.0 |
| Optical Rotation | +20° to +25° (c=2 in chloroform) |
| Odor | Characteristic mild odor |
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 D-alpha-Tocopheryl acetate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of D-alpha-Tocopheryl acetate
Packaging of D-alpha-Tocopheryl acetate
Industrial D-alpha-Tocopheryl acetate 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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