Bis(8-quinolinolato) zinc Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13978-85-3 |
| Product name | Bis(8-quinolinolato) zinc |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic 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 Bis(8-quinolinolato) zinc
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Bis(8-quinolinolato) zinc Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Bis(8-quinolinolato) zinc
| Industry | Application | Process |
|---|---|---|
| Coatings & Paints | Corrosion inhibitor, antimicrobial agent | Used as a pigment dispersant and metal surface pretreatment agent; incorporated into alkyd, epoxy, and other coating systems to inhibit metal corrosion and prevent microbial growth via chelation |
| Rubber Industry | Vulcanization activator, anti-aging agent | Added during compounding of natural or synthetic rubber; enhances vulcanization efficiency in synergy with accelerators and reduces oxidative degradation by chelating metal ions |
| Agricultural Chemicals | Active ingredient in fungicides (seed treatments, foliar sprays) | Formulated as suspension concentrates or wettable powders; exerts fungistatic activity by disrupting pathogenic fungal cell membrane permeability and inhibiting metalloenzyme activity |
| Plastics & Polymers | Heat stabilizer, UV-absorption synergist | Used in combination with primary stabilizers (e.g., calcium–zinc complexes) during PVC and polyolefin processing; delays thermal degradation through Zn²⁺-mediated heat stabilization and UV shielding by the quinoline ring |
| Electronic Materials | Dopant material for electron transport layers/emissive layers in OLED devices | Deposited as thin films via vacuum thermal evaporation; leverages high electron mobility and exciton confinement effects; commonly co-evaporated with host materials such as Alq₃ to tune luminous efficiency and color purity |
Manufacturing Quality Control of Bis(8-quinolinolato) zinc
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Zinc Content) | Complexometric Titration with EDTA | Zinc ions form a stable complex with EDTA at pH 10; endpoint detected using Eriochrome Black T indicator. |
| Assay (8-Hydroxyquinoline Content) | Acid-Base Titration | Free ligand is liberated by acid hydrolysis and titrated with standardized NaOH using phenolphthalein indicator. |
| Loss on Drying | Gravimetric Analysis (Thermogravimetry) | Sample mass loss measured after drying at 105 C for 2 hours under controlled conditions. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Inorganic residue determined after ignition at 700-800 C following sulfuric acid treatment. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-OES | Multi-element quantification based on element-specific atomic emission intensities in argon plasma. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Chloride ions react with silver nitrate to form AgCl precipitate; endpoint detected by silver ion-selective electrode. |
| Sulfate Impurity | Barium Sulfate Gravimetry | Sulfate precipitated as BaSO4 and quantified by weighing the dried precipitate. |
| Iron Impurity | UV-Vis Spectrophotometry (1,10-Phenanthroline method) | Fe2+ forms orange-red complex with 1,10-phenanthroline; absorbance measured at ~510 nm. |
| Water Content (Karl Fischer) | Coulometric Karl Fischer Titration | Iodine generated electrochemically reacts stoichiometrically with water; water content calculated from charge consumed. |
| Particle Size Distribution | Laser Diffraction | Particle size determined by analyzing angular dependence of laser light scattering in dispersed sample. |
| Bulk Density | Graduated Cylinder Method | Mass of material poured into calibrated cylinder divided by its settled volume. |
| pH of Aqueous Suspension | pH Potentiometry | pH measured in 10% w/v aqueous suspension using calibrated pH meter with glass electrode. |
Technical Specifications of Bis(8-quinolinolato) zinc
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 273-277°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.3% |
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 Bis(8-quinolinolato) zinc
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Bis(8-quinolinolato) zinc
Packaging of Bis(8-quinolinolato) zinc
Industrial Bis(8-quinolinolato) zinc 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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