China Factory Direct
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| CAS number | 5394-23-0 |
| Product name | 4,7-Dichloro-1,10-phenanthroline |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent GradeIndustrial 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 Research | Ligand for metal complex synthesis | Used as a bidentate nitrogen-containing ligand to coordinate with transition metals (e.g., iron, copper, ruthenium) for preparing complexes with tailored optical or electrochemical properties |
| Catalysis Industry | Component of homogeneous catalysts | Applied in constructing catalytic systems to modulate ligand effects in organic transformations such as C–H activation and coupling reactions |
| Materials Science | Precursor for functional materials | Employed as a structural building block in the synthesis of optoelectronic functional materials, molecular sensors, or metal–organic frameworks (MOFs) |
| Analytical Chemistry | Reagent for metal ion detection | Utilized in colorimetric or fluorescent analysis based on its ability to form colored or fluorescent complexes with specific metal ions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase chromatography with UV detection at 260-280 nm based on peak area comparison against reference standard. |
| Related Substances | HPLC-UV | Identifies and quantifies impurities (e.g., mono-chloro, tri-chloro, or unreacted phenanthroline) via retention time matching and relative response factors. |
| Moisture Content | Karl Fischer Titration | Measures water content by electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based reagent. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by incinerating sample at 700-800 C and weighing residual non-volatile matter. |
| Chloride Content | Potentiometric Titration with AgNO3 | Quantifies total chloride ions by titration with silver nitrate using a silver indicator electrode to detect endpoint potential shift. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Simultaneously detects trace heavy metals after acid digestion by measuring elemental mass-to-charge ratios with high sensitivity and specificity. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating purity and identity based on crystalline lattice integrity. |
| Organic Volatile Impurities | GC-FID | Detects and quantifies residual solvents (e.g., chlorobenzene, DMF) using gas chromatography with flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of solid particles in suspension by analyzing angular variation of scattered laser light intensity. |
| Bulk Density | ASTM D1895 | Determines mass per unit volume of freely settled powder using standardized graduated cylinder and weight measurement. |
| pH of Aqueous Suspension | pH Meter | Measures hydrogen ion activity in a defined aqueous slurry (e.g., 1% w/v in water) using calibrated glass electrode. |
| Sulfated Ash | Gravimetric Analysis | Quantifies inorganic residue after combustion with sulfuric acid pretreatment to convert metals to sulfates for consistent ash formation. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 235–239 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Danger |
| 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.