China Factory Direct
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| CAS number | 504-03-0 |
| Product name | 504-03-0 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum |
| 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 | Synthesis of pharmaceutical intermediates (e.g., local anesthetics, antiarrhythmic agents) | Used in organic synthesis and catalytic hydrogenation |
| Agrochemicals | Synthesis precursor for insecticides and fungicides | Applied in condensation reactions and alkylation |
| Chemical Manufacturing | Ligand for catalysts and component of surfactants | Used in complexation reactions and chemical modification |
| Materials Science | Polymer modification additive (e.g., for heat-resistant materials) | Applied in polymerization and compounding processes |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 2,6-dimethylpiperidine peak area relative to a calibrated standard using flame ionization detection. |
| Water Content | Karl Fischer Titration | Measures water by coulometric or volumetric titration based on iodine consumption in a pyridine-methanol solvent system. |
| Acidity (as HCl) | Acid-Base Titration with NaOH | Determines acidic impurities by titration with standardized sodium hydroxide using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Heavy Metals | ICP-OES | Quantifies trace metal contaminants (e.g., Pb, Cd, Fe, Cu) by atomic emission spectroscopy after acid digestion. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness by comparing sample color to APHA platinum-cobalt standards or measuring absorbance at 430 nm. |
| Refractive Index | Refractometry | Determines refractive index at 20 degrees C using a calibrated Abbe refractometer as a purity indicator. |
| Specific Gravity | Pycnometry | Measures density relative to water at 20 degrees C using a calibrated pycnometer. |
| Distillation Range | Simple Distillation with Thermometry | Determines boiling point range under atmospheric pressure to assess volatility and presence of low- or high-boiling impurities. |
| Non-Volatile Residue | Evaporation and Gravimetry | Quantifies residue after evaporating a fixed volume at 105 degrees C and weighing the dried residue. |
| Odor | Sensory Evaluation | Assesses conformity to characteristic odor profile by trained personnel; detects off-odor impurities. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.5% (by GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.435–1.445 |
| Relative Density (20°C/25°C) | 0.825–0.835 g/cm³ |
| Odor | Characteristic piperidine-like odor |
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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.