China Factory Direct
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| CAS number | 1072-63-5 |
| Product name | 1-Vinylimidazole |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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 |
|---|---|---|
| Pharmaceutical Industry | Drug manufacturing | Used in the synthesis of certain anticancer drugs and bioactive compounds |
| Materials Science | Synthesis of polymeric materials | Acts as a monomer in free-radical polymerization to produce functional polymers |
| Chemical Industry | Synthesis of intermediates | Serves as an organic synthetic intermediate for further production of other chemicals |
| Research | Biochemical research | Functions as a ligand or catalyst in studies of metal complexes |
| Biotechnology | Enzyme immobilization | Applied in enzyme immobilization techniques through complexation with metal ions |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against a certified reference standard under optimized chromatographic conditions. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Acidity (as HCl) | Acid-Base Titration with standardized NaOH solution | Neutralization of acidic impurities (e.g., residual HCl) using phenolphthalein or potentiometric endpoint detection. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 500–600 °C. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma–Optical Emission Spectrometry (ICP-OES) | Multi-element quantification via atomic emission from plasma-excited sample aerosol, calibrated against matrix-matched standards. |
| Color (APHA) | UV-Vis Spectrophotometry at 430 nm | Measurement of absorbance in a 10-mm cell relative to distilled water; converted to APHA scale using calibration curve. |
| Refractive Index | Digital Refractometry at 20 °C | Determination of refractive index by measuring the critical angle of total internal reflection of monochromatic light (589 nm). |
| Density | Oscillating U-tube Densitometry at 20 °C | Precise density calculation from the resonant frequency of a vibrating U-shaped tube filled with sample. |
| Chloride Ion (Cl⁻) | Ion Chromatography (IC) with conductivity detection | Separation of anions on an ion-exchange column followed by quantitative detection via suppressed conductivity. |
| Residual Solvents (e.g., methanol, acetone) | Headspace Gas Chromatography (HS-GC) with FID | Quantification of volatile organic impurities after thermal equilibration in sealed headspace vials and GC analysis. |
| Appearance | Visual Inspection in Clear Glass Container | Assessment of clarity and absence of visible particulates or phase separation against white/black background under controlled lighting. |
| Boiling Point Range | Capillary Gas Chromatography or Distillation Apparatus | Determination of temperature interval over which ≥95% of sample distills under specified pressure (e.g., 760 mmHg or reduced pressure). |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.530–1.540 |
| Relative Density (20°C/25°C) | 1.020–1.040 g/cm³ |
| Odor | Characteristic 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.