3-ETHOXY-1,2-PROPANEDIOL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1874-62-0 |
| Product name | 3-ETHOXY-1,2-PROPANEDIOL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeMaterial GradeSpecialty Grade |
| Packaging | 25L/drum |
| 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 3-ETHOXY-1,2-PROPANEDIOL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-ETHOXY-1,2-PROPANEDIOL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-ETHOXY-1,2-PROPANEDIOL
| Industry | Application | Process |
|---|---|---|
| Cosmetics | Humectant, solvent | Added to formulations for aqueous systems such as emulsions and serums to enhance stability and skin feel |
| Pharmaceuticals | Pharmaceutical excipient, solubilizer | Used in oral or topical formulations to improve the solubility and bioavailability of active pharmaceutical ingredients |
| Industrial cleaning | Solvent, additive | Formulated into metal or electronic component cleaners to enhance soil removal and wetting performance |
| Coatings and inks | Flow leveling agent, film-forming aid | Incorporated into water-based coatings or inks to improve coating uniformity and drying characteristics |
| Chemical synthesis | Intermediate, reaction medium | Employed as a solvent or precursor in organic synthesis reactions, including etherification and esterification |
Manufacturing Quality Control of 3-ETHOXY-1,2-PROPANEDIOL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a polar capillary column. |
| Water Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in anhydrous methanol/pyridine medium. |
| Acidity (as Acetic Acid) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 455 nm | Comparison of sample color intensity against platinum-cobalt standard solutions or absorbance measurement at specified wavelength. |
| Density at 20 degC | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle calibrated with air and water standards. |
| Refractive Index at 20 degC | Refractometry | Determination of light bending angle at air-sample interface using calibrated Abbe refractometer or digital instrument. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of a known sample mass to dryness at 105 degC followed by weighing of non-volatile residue. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride anions using suppressed conductivity detection after ion exchange separation. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after wet digestion, using flame or graphite furnace AAS with lead-specific hollow cathode lamp. |
| Aldehyde Impurities | Derivatization GC-FID or HPLC-UV | Reaction with 2,4-DNPH followed by separation and detection of hydrazone derivatives. |
| Ethoxy Group Content | Hydrolysis followed by GC or Titration | Acid-catalyzed cleavage of ethoxy group to ethanol, then quantification via GC or back-titration. |
| Related Substances (Impurity Profile) | High Performance Liquid Chromatography (HPLC) with UV detection | Separation on reversed-phase C18 column and detection of structurally related organic impurities at 210 nm. |
Technical Specifications of 3-ETHOXY-1,2-PROPANEDIOL
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.432–1.436 |
| Relative Density (20°C/25°C) | 1.025–1.035 g/cm³ |
| 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 3-ETHOXY-1,2-PROPANEDIOL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-ETHOXY-1,2-PROPANEDIOL
Packaging of 3-ETHOXY-1,2-PROPANEDIOL
Industrial 3-ETHOXY-1,2-PROPANEDIOL 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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