2-ISOPROPYLTHIOXANTHONE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 495-84-1 |
| Product name | 2-ISOPROPYLTHIOXANTHONE |
| 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 2-ISOPROPYLTHIOXANTHONE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-ISOPROPYLTHIOXANTHONE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-ISOPROPYLTHIOXANTHONE
| Industry | Application | Process |
|---|---|---|
| UV-Curable Materials Industry | Photoinitiator | Used as a highly efficient free-radical photoinitiator with strong absorption in the long-wave UV region (peak absorption near 380 nm) to initiate polymerization of unsaturated prepolymers such as acrylates. |
| Printing and Packaging Industry | Ink Curing | Applied in UV-curable ink systems—particularly deep-color inks or in-mold labeling (IML) inks—to enable through-cure by leveraging its absorption characteristics in the yellow-light region. |
| Coatings Industry | Wood and Plastic Coatings | Used in UV-curable wood coatings, plastic coatings, and paper varnishes to enhance cure speed and surface hardness. |
| Electronics Manufacturing Industry | Photoresists and Etch Resists | Formulated into photoresists and dry-film photoresists for printed circuit board (PCB) fabrication to achieve precise pattern transfer. |
| Adhesives Industry | UV-Curable Adhesives | Incorporated into UV-curable adhesive formulations to promote rapid crosslinking and curing of bond lines under UV irradiation. |
| Photochemical Synthesis | Sensitizer | Employed as a sensitizer or photosensitizer in specific photochemical synthesis or photopolymerization reactions to improve reaction efficiency. |
Manufacturing Quality Control of 2-ISOPROPYLTHIOXANTHONE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC with UV detection; identification based on retention time matching and relative response factors. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents (e.g., toluene, acetone, ethyl acetate) based on calibrated response. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine water content via stoichiometric reaction with iodine and sulfur dioxide in pyridine/methanol medium. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and other heavy metals after acid digestion, using plasma excitation and optical emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column with suppressed conductivity detection. |
| Sulfate Impurity | Ion Chromatography | Separation and quantification of sulfate ions using anion-exchange column with suppressed conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, measured by controlled heating of sample in capillary tube under standardized conditions. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity of solid material against defined standards (e.g., white to off-white crystalline powder). |
| Loss on Drying | Gravimetric Analysis | Measurement of mass loss after drying under specified temperature and vacuum conditions to determine volatile content. |
| Residue on Ignition | Gravimetric Analysis | Determination of non-volatile inorganic residue after high-temperature ashing in a muffle furnace, followed by weighing. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution, indicating chiral purity and absence of racemization. |
Technical Specifications of 2-ISOPROPYLTHIOXANTHONE
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 102.0 - 106.0 °C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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-ISOPROPYLTHIOXANTHONE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of 2-ISOPROPYLTHIOXANTHONE
Industrial 2-ISOPROPYLTHIOXANTHONE 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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