China Factory Direct
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| CAS number | 3272-08-0 |
| Product name | 4-Hydroxy-3-nitrobenzonitrile |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing antibacterial and anti-inflammatory drugs | Used in organic synthesis and condensation reactions |
| Pesticides | Intermediate for synthesizing herbicides and insecticides | Applied in nitration and cyanation reactions |
| Dyes | Precursor for azo dyes or functional dyes | Used in diazotization and coupling reactions |
| Materials Science | Monomer for polymer modification or functionalization | Applied in polymerization and graft modification |
| Research | Organic synthesis intermediate or analytical reagent | Used in laboratory-scale synthesis and purification processes |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantification via reverse-phase HPLC with UV detection at 254 nm using external standard calibration. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration based on the reaction of water with iodine and sulfur dioxide in pyridine/methanol medium. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents using capillary GC with flame ionization detection. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion and plasma excitation. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride anions using anion-exchange column and suppressed conductivity detector. |
| Sulfate Impurity | Gravimetric Analysis | Precipitation of sulfate as barium sulfate followed by drying and weighing of the precipitate. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid phase transition temperature range using calibrated capillary apparatus. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates under controlled white light. |
| Particle Size Distribution | Laser Diffraction | Measurement of particle size distribution based on angular dependence of laser light scattering. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally related impurities using diode array detection and reference standards. |
| Residual Catalyst (e.g., Pd) | AAS | Atomic absorption spectroscopy for quantification of palladium after microwave-assisted acid digestion. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a standardized aqueous suspension (1% w/v) using calibrated pH electrode. |
| 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% |
| 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.