POLYGLYCERYL-3 POLYRICINOLEATE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 29894-35-7 |
| Product name | POLYGLYCERYL-3 POLYRICINOLEATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeMaterial GradeFood GradeCosmetic Grade |
| Packaging | 25KG/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 POLYGLYCERYL-3 POLYRICINOLEATE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk POLYGLYCERYL-3 POLYRICINOLEATE Supplier from China
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Industrial Applications of POLYGLYCERYL-3 POLYRICINOLEATE
| Industry | Application | Process |
|---|---|---|
| Cosmetics | Used as an emulsifier and stabilizer in emulsions, creams, and sunscreen products | Esterification of polyglycerol with ricinoleic acid under mild heating, with controlled pH and catalyst (e.g., acidic ion-exchange resin) to yield high-purity product |
| Personal Care | Enhances skin feel and spreadability in skincare products and shampoos; improves oil–water phase compatibility | Vacuum dehydration combined with stepwise feed addition to ensure complete esterification, followed by neutralization, filtration, and centrifugal purification |
| Pharmaceuticals | Employed as an excipient in drug delivery systems to enhance solubility and bioavailability of lipophilic actives | Molecular distillation under anhydrous conditions to purify the reaction product to pharmaceutical-grade specifications |
| Food | Used as a food emulsifier in cream, salad dressings, and ice cream (permitted in certain jurisdictions) | Esterification using food-grade raw materials at elevated temperature, followed by activated carbon decolorization and ion-exchange purification to comply with FDA/EFSA standards |
| Industrial Coatings | Improves dispersion of oleoresinous binders in aqueous systems and enhances coating stability | Used as a co-emulsifier in solvent-based systems, compounded with nonionic surfactants, and incorporated into waterborne coatings via high-shear emulsification |
Manufacturing Quality Control of POLYGLYCERYL-3 POLYRICINOLEATE
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Place the sample on a white background and observe its color, physical state (e.g., viscous liquid or semisolid), transparency, and presence of impurities. |
| Acid Value | Titration Method (Potassium Hydroxide Titration) | Weigh a certain amount of sample, dissolve it in ethanol-ether mixed solvent, and titrate free fatty acids with standardized KOH solution. The acid value is calculated as the milligrams of KOH consumed per gram of sample. |
| Saponification Value | Reflux Saponification Followed by Titration | React the sample with excess KOH in ethanol solution under reflux to saponify triglycerides. Then back-titrate the remaining alkali with standardized acid solution to determine the amount of KOH required for saponification (mg KOH/g). |
| Hydroxyl Value | Acylation Method | React hydroxyl groups in the sample with acetic anhydride to form acetate esters. After hydrolysis, titrate the generated acetic acid with standardized base solution. The hydroxyl value is calculated as mg KOH per gram of sample. |
| Iodine Value | Wijs Method | React the sample with Wijs reagent (containing ICl) to allow iodine addition across double bonds. Titrate unreacted halogen with sodium thiosulfate solution to determine iodine absorption (g I₂ per 100 g). |
| Moisture Content | Karl Fischer Titration | Utilize Karl Fischer reagent to react quantitatively with water in the sample. Determine moisture content via potentiometric titration, suitable for trace moisture analysis. |
| Viscosity | Rotational Viscometer Method | Determine the flow resistance of the sample using a rotational viscometer at a specified temperature (e.g., 25°C or 40°C). Units are mPa·s or cP. |
| Relative Density | Density Bottle Method or Electronic Density Meter | Measure the mass per unit volume of the sample at standard temperature (e.g., 20°C) to calculate relative density. |
| Color | Hazen/APHA Color Scale or Lovibond Colorimeter | Use colorimetric methods to assess the color of the sample solution, evaluating purity and oxidation level. |
| Fatty Acid Composition | Gas Chromatography (GC) | Derivatize the sample into fatty acid methyl esters (FAME), then separate and detect individual components using gas chromatography. Primarily used to verify the presence of characteristic peaks such as ricinoleic acid from castor oil. |
| Polyglycerol Composition | High-Performance Liquid Chromatography (HPLC) or Mass Spectrometry (MS) | Analyze the degree of polymerization distribution in the polyglycerol portion (e.g., mono-, di-, tri-glycerol, etc.), confirming that glycerol-3 is the primary component. |
| Heavy Metal Content | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, determine residual levels of lead, arsenic, mercury, cadmium, and other heavy metals to ensure compliance with food safety standards. |
| Microbial Limits | Microbiological Culture Method | Perform tests according to pharmacopeial or food safety standards, including total aerobic bacteria count, mold and yeast count, and detection of pathogenic microorganisms such as E. coli and Salmonella. |
Technical Specifications of POLYGLYCERYL-3 POLYRICINOLEATE
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow viscous liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Acid Value (mg KOH/g) | <=5.0 mg KOH/g |
| Color (APHA/Pt-Co) | <=100 |
| Odor | Characteristic mild odor |
| Solubility | Miscible with ethanol, propylene glycol, and vegetable oils |
| Refractive Index (n20/D) | 1.465–1.475 |
| Total Impurities | <=2.0% |
| Heavy Metals | <=10 ppm |
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 POLYGLYCERYL-3 POLYRICINOLEATE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of POLYGLYCERYL-3 POLYRICINOLEATE
Industrial POLYGLYCERYL-3 POLYRICINOLEATE 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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