2,2-Bis(4-hydroxyphenyl)butane Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 77-40-7 |
| Product name | 2,2-Bis(4-hydroxyphenyl)butane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 2,2-Bis(4-hydroxyphenyl)butane
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,2-Bis(4-hydroxyphenyl)butane Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,2-Bis(4-hydroxyphenyl)butane
| Industry | Application | Process |
|---|---|---|
| Plastics Manufacturing | Production of polycarbonate | Used in condensation polymerization |
| Epoxy Resins | Synthesis of epoxy resins | Applied in epoxidation reactions |
| Coatings Industry | Formulation of chemically resistant coatings | Functions as a curing agent in crosslinking reactions |
| Adhesives | Enhancement of adhesive performance | Employed in blending or copolymerization processes |
| Flame-Retardant Materials | Use as an additive flame retardant | Integrated via compounding processes |
Manufacturing Quality Control of 2,2-Bis(4-hydroxyphenyl)butane
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 275 nm, comparing peak area against a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration based on the reaction of iodine with water in a methanol-based reagent, measuring endpoint coulometrically or volumetrically. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition temperature using calibrated capillary tubes and controlled heating rate. |
| Color (APHA) | Visual Comparison or Spectrophotometer | Measurement of yellowness intensity by matching sample solution color to APHA platinum-cobalt standards or measuring absorbance at 430 nm. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 750 C in a platinum crucible to constant weight, then weighing inorganic residue as percentage of original mass. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride anions using anion-exchange column with conductivity detection. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption spectroscopy after acid digestion, measuring absorbance of ground-state Pb atoms at 283.3 nm. |
| Iron Content | ICP-OES | Plasma excitation of digested sample followed by emission intensity measurement at characteristic Fe wavelength (259.94 nm). |
| Bisphenol F Impurity | GC-MS | Separation by gas chromatography and identification/quantification using electron ionization mass spectrometry. |
| Total Volatile Impurities | Headspace GC-FID | Extraction of volatile components into headspace, followed by GC separation and flame ionization detection. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a saturated aqueous suspension using calibrated glass electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to calculate volume-based size distribution. |
Technical Specifications of 2,2-Bis(4-hydroxyphenyl)butane
| Test Item | Specification |
|---|---|
| Appearance | Pale-red solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 41.0–43.0 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 2,2-Bis(4-hydroxyphenyl)butane
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,2-Bis(4-hydroxyphenyl)butane
Safety Information of 2,2-Bis(4-hydroxyphenyl)butane
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2,2-Bis(4-hydroxyphenyl)butane
Industrial 2,2-Bis(4-hydroxyphenyl)butane 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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