China Factory Direct
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| CAS number | 552-22-7 |
| Product name | THYMOL IODIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent GradeIndustrial 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) |
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 |
|---|---|---|
| Pharmaceuticals | Used in the synthesis of iodinated pharmaceuticals, such as intermediates for thyroid hormone drugs | Serves as an iodine source in organic synthesis reactions, introducing iodine atoms via electrophilic substitution or addition |
| Chemical Reagents | Used as an analytical reagent and reference standard in iodometric titrations | Acts as an iodine source in redox titrations, providing a reversible I₂/I⁻ redox couple |
| Organic Synthesis | Functions as an iodinating agent for preparing organic iodides | Forms C–I bonds under catalytic conditions (e.g., with Pd catalysts), serving as a precursor in cross-coupling reactions such as Suzuki coupling |
| Materials Science | Applied in semiconductor doping or surface modification | Introduces iodine onto material surfaces via thermal decomposition or chemical vapor deposition to tune electrical properties |
| Research | Used as an iodine source or reaction intermediate in laboratory studies | Supports the development of synthetic routes to novel iodinated compounds and mechanistic investigations |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies diiodine content by separation on a reversed-phase column and UV detection at 254 nm. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration using iodine-based redox reaction. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic impurities by high-temperature ashing followed by weight measurement. |
| Heavy Metals (as Pb) | ICP-OES | Simultaneously quantifies trace heavy metals after acid digestion using plasma excitation and optical emission. |
| Chloride Impurity | Potentiometric Titration | Detects chloride ions by titration with silver nitrate using a silver/silver chloride electrode. |
| Sulfate Impurity | Turbidimetric Method | Measures sulfate as barium sulfate precipitate formed in acidic medium, quantified by light scattering. |
| Iron Content | AAS | Quantifies iron after sample dissolution and matrix matching using atomic absorption at 248.3 nm. |
| pH of Aqueous Suspension | pH Meter Measurement | Determines acidity/basicity of a saturated aqueous suspension using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analyzes particle size by measuring angular variation in laser light scattering from dispersed particles. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid diiodine transitions to liquid phase under controlled heating. |
| Organic Volatile Impurities | GC-FID | Identifies and quantifies residual solvents by gas chromatographic separation and flame ionization detection. |
| Bulk Density | Graduated Cylinder Method | Measures mass per unit volume of freely settled powder in a standardized cylinder. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 162-166°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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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.