China Factory Direct
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| CAS number | 129188-99-4 |
| Product name | 1,1-BIS(4-HYDROXYPHENYL)-3,3,5-TRIMETHYLCYCLOHEXANE |
| 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Polymers | Synthesis of high-performance epoxy resins | Condensation polymerization with epichlorohydrin under alkaline conditions |
| Composites | Used as a curing agent or modifier to enhance heat resistance | Blended with amine- or anhydride-based curing agents for carbon fiber-reinforced composites |
| Coatings | Formulation of high-heat-resistance, high-adhesion coatings | Employed as an epoxy resin monomer in solvent-borne or powder coating systems |
| Electronics Encapsulation | Used in semiconductor encapsulation materials to improve thermal stability | Reacted with curing agents to form encapsulation resins exhibiting low moisture absorption and high glass transition temperature |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by retention time and peak area against a certified reference standard using UV detection. |
| Related Substances | HPLC-UV | Separation and quantification of structurally similar impurities based on relative retention times and response factors. |
| Residual Solvents | GC-FID | Volatile organic solvents detected and quantified by flame ionization detection after gas chromatographic separation. |
| Moisture Content | Karl Fischer Titration | Coulometric or volumetric titration with iodine reagent to determine water content based on stoichiometric reaction. |
| Heavy Metals | ICP-OES | Multi-element detection of metal impurities (e.g., Pb, Cd, Ni, Fe) via atomic emission spectroscopy after acid digestion. |
| Chloride Content | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid phase transition temperature using controlled heating and visual observation. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against defined reference standards under controlled lighting. |
| Ash Content | Gravimetric Analysis | Residue mass after high-temperature incineration, expressed as percentage of original sample weight. |
| Residue on Ignition | Gravimetric Analysis | Mass of non-volatile inorganic residue remaining after ignition at specified temperature. |
| Particle Size Distribution | Laser Diffraction | Measurement of particle size based on angular variation in laser light scattering intensity. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a standardized suspension using calibrated glass electrode. |
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 162–166°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic, faint |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.