China Factory Direct
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| CAS number | 2065-67-0 |
| Product name | TETRAPHENYLPHOSPHONIUM IODIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent 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) |
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 |
|---|---|---|
| Pharmaceutical Industry | Catalyst | Used in the synthesis of specific drug molecules, e.g., as a catalyst for C–H bond activation |
| Materials Science | Intermediate | Employed as a reaction intermediate or structural building block in the preparation of certain functional materials |
| Organic Synthesis | Reagent | Applied as a ligand in coupling reactions or directly involved in forming new chemical bonds |
| Fine Chemicals | Specialty Chemical Production | Utilized in the synthesis of specialty chemicals, such as dyes and agrochemicals |
| Academic Research | Laboratory Research | Applied as a key organophosphorus compound in developing novel catalysts and investigating new reaction mechanisms |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (PPh4I content) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol-based solvent. |
| Residual Solvents (e.g., THF, toluene) | GC-FID | Separation and quantification of volatile organic solvents by gas chromatography with flame ionization detection. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification after acid digestion using inductively coupled plasma mass spectrometry for sub-ppq sensitivity. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride anions using anion-exchange column and suppressed conductivity detector. |
| Phosphine Oxide Impurity (Triphenylphosphine oxide) | HPLC-UV | Separation on C18 column and UV quantification based on relative response factor versus reference standard. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition range using calibrated capillary tube method per USP <741>. |
| Appearance (Color & Clarity) | Visual Inspection | Comparison against water-white standard under controlled lighting; assessment of particulate matter and discoloration. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in 1% w/v aqueous suspension using calibrated glass electrode per EP 2.2.3. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue after high-temperature ashing at 600 C in platinum crucible. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate volume-based particle size distribution in dispersed slurry. |
| Microbial Contamination | Membrane Filtration | Enumeration of aerobic microorganisms by filtration, membrane transfer to TSA, and incubation per USP <61>. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 245-249°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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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.