China Factory Direct
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| CAS number | 1698-53-9 |
| Product name | 1-PHENYL-4,5-DICHLORO-6-PYRIDAZONE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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 |
|---|---|---|
| Pharmaceutical Industry | Synthesis of antiviral drug intermediates | Organic synthesis reactions for introducing specific functional groups |
| Pesticide Industry | Preparation of insecticide or fungicide intermediates | Chemical reaction steps including chlorination and cyclization |
| Dye Industry | Synthesis of dye intermediates | Catalyzed condensation and substitution reactions |
| Fine Chemicals | Development of specialty functional additives | Targeted molecular structure modification to enhance performance |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at ~254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-DAD or HPLC-MS | Separation and identification/quantification of structurally related impurities (e.g., mono-chloro analogs, hydrolysis products) using gradient elution and spectral or mass confirmation. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents (e.g., dichloromethane, toluene) per ICH Q3C guidelines. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic elements (Pb, Cd, Hg, As) after acid digestion, achieving sub-ppb detection limits. |
| Chloride Content | Potentiometric Titration with AgNO₃ | Direct titration of chloride ions using silver nitrate and a silver/sulfide indicator electrode; based on precipitation stoichiometry. |
| Water Content | Karl Fischer Coulometric Titration | Electrochemical generation and reaction of iodine with water in anhydrous medium; highly specific for trace moisture determination. |
| Melting Point | Capillary Melting Point Apparatus | Thermal analysis of solid-phase transition using calibrated capillary method per USP <741>. |
| Residue on Ignition | Gravimetric Analysis | Ignition at 600–800 °C followed by weighing of non-volatile inorganic residue to assess inorganic ash content. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry or dispersed powder via light scattering to determine D10, D50, D90 values per ISO 13320. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light at 20 °C and sodium D-line (589 nm) to confirm chiral integrity (if applicable; note: compound is achiral, but test verifies absence of optically active contaminants). |
| Test Item | Specification |
|---|---|
| Appearance | Yellow Solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 142–146°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.1% |
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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.