4-(4-NITROPHENYLAZO)-1-NAPHTHOL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 5290-62-0 |
| Product name | 4-(4-NITROPHENYLAZO)-1-NAPHTHOL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeIndustrial GradeSpecialty 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) |
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Documents We Provide for 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-(4-NITROPHENYLAZO)-1-NAPHTHOL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
| Industry | Application | Process |
|---|---|---|
| Dye Industry | Intermediate for azo dyes | Reacted with appropriate coupling components to produce target dyes |
| Pharmaceutical Industry | Building block for synthesis of certain active pharmaceutical ingredients (APIs) | Integrated into the molecular framework of specific drug compounds, such as anti-inflammatory and antimicrobial agents |
| Fine Chemicals | Base raw material for preparation of other organic compounds | Transformed into more complex organic chemicals via a series of chemical reactions |
| Analytical Chemistry | Reagent in colorimetric or fluorometric analysis | Used to detect specific analytes in solution based on characteristic color changes or fluorescence under defined conditions |
Manufacturing Quality Control of 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification via reverse-phase HPLC with UV detection at 254 nm using external standard calibration. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using gradient HPLC coupled with diode-array detection. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration based on iodine consumption in a pyridine-methanol solvent system. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after incineration at 700-800 C. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion and plasma emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract. |
| Sulfated Ash | Gravimetric Analysis | Weight determination of ash remaining after sulfuric acid treatment and high-temperature ignition. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range over which solid-to-liquid phase transition occurs under controlled heating. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Mass loss measured upon heating to 105 C under nitrogen to determine volatile content. |
| Appearance | Visual Inspection | Assessment of physical state, color, and absence of foreign particles against established reference standards. |
| Solubility Profile | Qualitative Solubility Test | Observation of dissolution behavior in specified solvents (e.g., ethanol, water, acetone) at room temperature. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a defined suspension (e.g., 1% w/v in water) using calibrated electrode. |
Technical Specifications of 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
| Test Item | Specification |
|---|---|
| Appearance | Off-white to light brown crystalline powder |
| Purity | >=98.5% |
| Melting Point | 192–196°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
Safety Information of 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 4-(4-NITROPHENYLAZO)-1-NAPHTHOL
Industrial 4-(4-NITROPHENYLAZO)-1-NAPHTHOL Procurement FAQ
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.
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