2,2'-BIIMIDAZOLE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 492-98-8 |
| Product name | 2,2'-BIIMIDAZOLE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic 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) |
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Documents We Provide for 2,2'-BIIMIDAZOLE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,2'-BIIMIDAZOLE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,2'-BIIMIDAZOLE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis intermediate for anticancer drugs | Used in organic synthesis |
| Agrochemicals | Active ingredient or intermediate for fungicides and insecticides | Applied in chemical catalysis |
| Materials Science | Ligand for coordination polymers/metal–organic frameworks (MOFs) | Applied in solvothermal synthesis |
| Electronics Industry | Component of photosensitive or photochromic materials | Applied in coating or vacuum deposition |
| Coatings | Ultraviolet absorber or stabilizer | Applied in physical blending or chemical modification |
| Analytical Chemistry | Surface-modified material for chromatographic separation or chemical sensing | Applied in surface modification or immobilization |
Manufacturing Quality Control of 2,2'-BIIMIDAZOLE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 210-230 nm, comparing peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration based on the reaction of iodine with water in a methanol-based reagent, measuring endpoint coulometrically or volumetrically. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C in a platinum crucible and weighing the non-volatile inorganic residue after cooling. |
| Heavy Metals (as Pb) | Colorimetric Limit Test with Thioglycolic Acid | Reaction of heavy metal ions with thioglycolic acid under controlled pH to form colored complexes, compared visually or spectrophotometrically against lead standard. |
| Chloride Impurity | Ion Chromatography (IC) | Separation of chloride anions on an anion-exchange column with conductivity detection, quantified via calibration curve. |
| Sulfate Impurity | Barium Sulfate Turbidimetry | Precipitation of sulfate as BaSO4 in acidic medium; turbidity measured spectrophotometrically at 420 nm. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally related impurities using HPLC with diode-array detection and retention time/spectral matching. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, observed visually through capillary tube under controlled heating rate. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Oven Drying | Measurement of mass loss after drying at 105 C for 2 hours; reflects volatile and moisture content. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Direct measurement using calibrated glass electrode in a saturated aqueous suspension (1% w/v) at 25 C. |
| Iron (Fe) Content | ICP-OES | Atomization and excitation of sample in argon plasma; quantification by measuring characteristic emission intensity at 238.204 nm or 259.940 nm. |
| Organic Volatile Impurities (e.g., acetone, methanol) | Gas Chromatography (GC-FID) | Separation on polar capillary column with flame ionization detection; quantified using internal standard method. |
Technical Specifications of 2,2'-BIIMIDAZOLE
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 245-249°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 2,2'-BIIMIDAZOLE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,2'-BIIMIDAZOLE
Packaging of 2,2'-BIIMIDAZOLE
Industrial 2,2'-BIIMIDAZOLE Procurement FAQ
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.
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