13689-20-8 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13689-20-8 |
| Product name | 13689-20-8 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/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 13689-20-8
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 13689-20-8 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 13689-20-8
| Industry | Application | Process |
|---|---|---|
| Chemical / Polymer Industry | Photoinitiator | Formulation component in UV-curable coatings, inks, and adhesives; functions as a cleavage-type photoinitiator that absorbs UV radiation to initiate polymerization of acrylate monomers. |
| Electronics Industry | Electronic Packaging Materials | Used in the production of photoresists and electronic packaging materials; leverages its photoinitiation capability for precise pattern transfer or rapid curing. |
| Chemical / Polymer Industry | Synthesis of UV-Curable Resins | Applied in UV-curing processes for wood, plastic, and metal surface coatings to enhance cure speed and surface hardness. |
| Coatings Industry | Ink Manufacturing | Serves as the photoinitiating component in UV inks for rapid drying and film formation in printing applications. |
Manufacturing Quality Control of 13689-20-8
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase chromatography with UV detection at characteristic wavelength (e.g., 210–230 nm) and external standard calibration. |
| Related Substances | HPLC-UV or HPLC-MS | Separates and detects structurally related impurities (e.g., phosphine precursors, oxidation by-products) via gradient elution and peak area comparison. |
| Residual Solvents | GC-FID | Identifies and quantifies volatile organic solvents (e.g., toluene, THF, methanol) using capillary column separation and flame ionization detection. |
| Water Content | Karl Fischer Titration (Coulometric) | Determines trace water by electrochemical iodine generation and stoichiometric reaction with water in anhydrous medium. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Quantifies trace metal contaminants after acid digestion by measuring elemental isotopic signals with high sensitivity and multi-element capability. |
| Chloride Content | Ion Chromatography (IC) or Potentiometric Titration | Separates and quantifies chloride ions using suppressed conductivity detection (IC) or silver nitrate titration with endpoint detection (titration). |
| Acid Value | Acid-Base Titration (NaOH, phenolphthalein) | Measures free acidic impurities (e.g., phosphonic acids) by titration with standardized sodium hydroxide solution in alcoholic medium. |
| Appearance & Color | Visual Inspection / APHA Color Scale | Evaluates physical state (crystalline solid), clarity, and color intensity against platinum-cobalt standards. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid phase transition using calibrated digital apparatus per USP <741>. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measures non-volatile inorganic residue after controlled ashing at 500–600 °C in a muffle furnace. |
| Phosphorus Content | ICP-OES | Quantifies total phosphorus after microwave-assisted acid digestion by measuring atomic emission intensity at characteristic wavelength (e.g., 213.618 nm). |
Technical Specifications of 13689-20-8
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 142–146°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| 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 13689-20-8
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 13689-20-8
Packaging of 13689-20-8
Industrial 13689-20-8 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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