China Factory Direct
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| CAS number | 1515-72-6 |
| Product name | N-Butylphthalimide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Chemicals | Used as an organic synthesis intermediate for producing fine chemicals such as dyes and pharmaceuticals | Catalytic reactions, condensation reactions |
| Pharmaceuticals | Used in the synthesis of active pharmaceutical ingredients (APIs), including antimicrobial and antitumor agents | Multistep organic synthesis |
| Materials Science | Involved in the production of high-performance polymers or specialty materials | Polymerization, modification treatments |
| Agricultural Chemicals | Serves as a synthetic precursor for insecticides or herbicides | Chemical modification, formulation development |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination using reverse-phase chromatography and UV absorbance at 220-254 nm |
| Moisture Content | Karl Fischer titration | Coulometric or volumetric titration based on iodine reaction with water |
| Melting Point | Capillary melting point apparatus | Measurement of temperature range at which solid transitions to liquid phase |
| Residue on Ignition | Gravimetric analysis | Weight loss measurement after high-temperature ashing to determine inorganic impurities |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption spectroscopy quantifies metal content via ground-state atom absorption of specific wavelength light |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using ion-exchange column and conductivity detection |
| Related Substances | HPLC with diode array detection | Identification and quantification of structurally similar impurities using retention time and spectral matching |
| Organic Volatile Impurities | GC-FID | Separation by gas chromatography and quantification via flame ionization detection |
| Acid Value | Acid-base titration with NaOH | Titration of acidic impurities (e.g., residual phthalic acid) using standardized sodium hydroxide solution |
| Appearance | Visual inspection | Assessment of physical state, color, and clarity against established reference standards |
| Particle Size Distribution | Laser diffraction | Measurement of particle size by analyzing angular variation in laser light scattering |
| Bulk Density | Graduated cylinder method | Determination of mass per unit volume for free-flowing powder under controlled tapping conditions |
| Test Item | Specification |
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| Appearance | White crystalline solid |
| Purity | >=98.5% (GC-MS) |
| Melting Point | 128–132°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| 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.