4,4'-Oxydiphenol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1965-09-9 |
| Product name | 4,4'-Oxydiphenol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic 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 4,4'-Oxydiphenol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,4'-Oxydiphenol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,4'-Oxydiphenol
| Industry | Application | Process |
|---|---|---|
| Plastics Industry | Production of high-performance engineering plastics such as polyether ether ketone (PEEK) | Used in polymerization reactions |
| Coatings Industry | Raw material for heat-resistant and chemically resistant coatings | Applied in formulation mixing and coating application |
| Electronics Industry | Manufacture of printed circuit board substrates | Applied in lamination processes |
| Composites | Enhancement of thermal stability and mechanical performance in composite materials | Applied in resin synthesis and curing |
| Chemical Intermediates | Synthesis of other chemicals, including dyes and pharmaceuticals | Applied in chemical synthesis |
Manufacturing Quality Control of 4,4'-Oxydiphenol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 280 nm. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Residue on Ignition | Gravimetric Analysis | Heating to 750 C to combust organic matter, followed by weighing of inorganic residue. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification after acid digestion, based on emission intensity of characteristic atomic spectral lines. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on an anion-exchange column with conductivity detection. |
| Melting Point | Capillary Melting Point Determination | Thermal transition observed as the temperature range at which solid transforms to liquid under controlled heating. |
| Organic Volatile Impurities | GC-FID | Separation and quantification of residual solvents using capillary gas chromatography with flame ionization detection. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Measurement of yellowness index via absorbance at 430 nm relative to platinum-cobalt standards. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized KOH solution using phenolphthalein indicator. |
| Sulfated Ash | Gravimetric Analysis | Combustion with sulfuric acid pretreatment followed by high-temperature incineration and residue weighing. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to calculate size distribution by Mie theory. |
| Bulk Density | Tap Density Measurement | Mass per unit volume determined after controlled tapping of a known mass in a graduated cylinder. |
Technical Specifications of 4,4'-Oxydiphenol
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 175–179°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| 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 4,4'-Oxydiphenol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,4'-Oxydiphenol
Packaging of 4,4'-Oxydiphenol
Industrial 4,4'-Oxydiphenol 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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