China Factory Direct
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| CAS number | 91-40-7 |
| Product name | N-Phenylanthranilic acid |
| 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 Description |
|---|---|---|
| Pharmaceutical Industry | Synthesis of pharmaceutical intermediates | Used as an intermediate in the synthesis of antipyretic-analgesic and anti-inflammatory drugs |
| Dye Industry | Synthesis of dye intermediates | Applied as an intermediate in the synthesis of azo dyes and other functional dyes |
| Pesticide Industry | Synthesis of pesticide intermediates | Used as an organic synthetic intermediate for preparing certain fungicides or insecticides |
| Chemical Reagents | Organic synthesis reagent | Employed as a versatile intermediate in organic synthesis within laboratory settings |
| Materials Science | Synthesis of functional materials | Applied in the synthesis and modification of specialty polymer materials and optoelectronic materials |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Melting Point | Capillary melting point apparatus | Thermal transition measurement where solid-to-liquid phase change is observed visually or via automated optical detection. |
| Loss on Drying (LOD) | Gravimetric analysis after oven drying | Mass loss measured after drying at 105 °C to constant weight, indicating volatile impurities and moisture content. |
| Residue on Ignition (Sulfated Ash) | Gravimetric ash analysis | Inorganic residue mass determined after high-temperature combustion (700–800 °C) following sulfuric acid treatment. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals by atomization in flame or graphite furnace and absorption measurement at characteristic wavelengths. |
| Chloride Impurity | Potentiometric titration with AgNO₃ | Titration based on formation of insoluble AgCl; endpoint detected by silver ion-selective electrode. |
| Related Substances | HPLC with gradient elution and UV detection | Separation and quantification of structurally similar impurities using validated chromatographic conditions and relative response factors. |
| Water Content | Karl Fischer titration (coulometric) | Electrochemical titration measuring water via iodine generation and stoichiometric reaction with sample water. |
| pH of Aqueous Suspension | pH meter measurement | Determination of hydrogen ion activity in a saturated aqueous suspension (e.g., 1% w/v) at 25 °C. |
| Organic Volatile Impurities (e.g., benzene, toluene) | Gas Chromatography (GC-FID) | Separation and quantification of residual solvents using capillary column and flame ionization detection. |
| Appearance (Color & Clarity) | Visual inspection against standard solutions | Comparison of sample solution (e.g., in ethanol or methanol) with reference standards for color (APHA/Pt-Co scale) and particulate clarity. |
| Bulk Density | ASTM D1895 method A (tap density) | Mass per unit volume measured after controlled tapping of a graduated cylinder containing the powder. |
| Particle Size Distribution | Laser diffraction analysis | Determination of size distribution based on angular scattering pattern of laser light passing through dispersed particles. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution at specified concentration and wavelength (e.g., sodium D-line). |
| Test Item | Specification |
|---|---|
| Appearance | Gray-yellow solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 148–152°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.