China Factory Direct
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| CAS number | 781-35-1 |
| Product name | 1,1-Diphenylacetone |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood 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) |
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 |
|---|---|---|
| Chemical Synthesis | Organic synthesis intermediate for pharmaceuticals and fine chemicals | Used as a carbonyl compound in condensation, addition, and related reactions |
| Pharmaceutical R&D | Precursor in the synthesis of certain antitumor and central nervous system drugs | Applied in reduction, cyclization, or coupling reactions to construct complex molecular frameworks |
| Fragrance Industry | Used to synthesize fragrance ingredients, such as aromatic ketones | Applied in catalytic hydrogenation or oxidation reactions to modify molecular structure |
| Materials Science | Precursor for photochromic materials or functional polymers | Used in polymerization or photosensitive crosslinking processes |
| Fine Chemicals | Production of functional additives or catalyst supports | Functionalized via metal coordination or surface modification |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID | Quantification by gas chromatography with flame ionization detection using external standard calibration. |
| Related Substances | GC-MS | Identification and quantification of impurities based on retention time and mass spectral matching. |
| 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 specified reference standards under controlled lighting. |
| Loss on Drying | Gravimetric Method | Measurement of mass loss after drying at specified temperature and time under vacuum or nitrogen. |
| Residue on Ignition | Sulfated Ash Method | Quantification of non-volatile inorganic residue after high-temperature incineration with sulfuric acid treatment. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric titration based on iodine consumption in a reaction specific to water. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of heavy metals after acid digestion using inductively coupled plasma optical emission spectroscopy. |
| Chloride Content | Potentiometric Titration | Titration with silver nitrate using silver indicator electrode to detect endpoint based on potential change. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized potassium hydroxide solution using phenolphthalein indicator. |
| UV Absorbance (at 254 nm) | UV-Vis Spectrophotometry | Measurement of absorbance in ethanol or methanol solution to assess presence of conjugated impurities. |
| Bulk Density | Graduated Cylinder Method | Mass per unit volume determined by gently pouring sample into calibrated cylinder and measuring settled volume. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% (GC-MS) |
| Melting Point | 62–66°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.