China Factory Direct
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| CAS number | 84434-11-7 |
| Product name | Ethyl (2,4,6-trimethylbenzoyl) phenylphosphinate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeElectronic GradeReagent 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 |
|---|---|---|
| UV-Curable Materials | Photoinitiator for UV-curable coatings, inks, and adhesives | Initiation of photopolymerization |
| Electronics Industry | Photosensitive component in photoresists for manufacturing printed circuit boards (PCBs) and semiconductor devices | Exposure step in photolithography |
| Medical Devices | UV curing of dental restorative materials and orthopedic adhesives | Photocuring-based shaping |
| Research & Development | Model compound or probe for photochemical studies and mechanistic investigation of photochemical reactions | Laboratory-scale photochemical reaction experiments |
| 3D Printing | Photosensitizer in stereolithography (SLA) and digital light processing (DLP) 3D printing resins | Layer-by-layer photocuring |
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color and physical state of the sample (typically white to off-white powder or crystals), checking for impurities, caking, etc. |
| Assay/Purity | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column and UV detector (e.g., 254 nm) to determine the main component content via external standard method or area normalization method. |
| Solubility | Solubility Test | Dissolve the sample in common solvents (such as ethanol, acetone, ethyl acetate, water, etc.) and observe solubility to determine compliance with specifications. |
| Melting Point | Melting Point Determination (Capillary Method or DSC) | Determine the melting temperature range using a melting point apparatus or differential scanning calorimetry (DSC), comparing with standard values (typically 50–55°C). |
| Moisture Content | Karl Fischer Titration | Use a KF titrator to measure moisture content in the sample; suitable for trace water detection to ensure product dryness. |
| Residual Solvents | Gas Chromatography (GC) | Detect organic solvents possibly remaining from manufacturing (e.g., toluene, ethanol, acetone), using an FID detector for quantitative analysis. |
| UV Absorption Characteristics | UV-Visible Spectrophotometry (UV-Vis) | Measure the absorption spectrum of the sample in the 250–400 nm wavelength range to confirm the maximum absorption peak (typically around 380 nm). |
| Heavy Metal Content | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After digesting the sample, detect levels of heavy metal elements such as lead, mercury, cadmium, and chromium to ensure compliance with safety standards. |
| Residue on Ignition / Ash Content | Ignition Method | Ignite a known quantity of sample in a high-temperature muffle furnace, weigh the residue, and calculate the percentage of ash. |
| Microbial Limits (if applicable) | Microbial Limit Test | If used in cosmetics or pharmaceuticals, test for total aerobic microbial count, mold and yeast count, and specified pathogens. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow gel |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 55–60 °C |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic, mild |
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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.