ETHYLTHIOUREA Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 625-53-6 |
| Product name | ETHYLTHIOUREA |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeIndustrial GradeSpecialty 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 ETHYLTHIOUREA
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk ETHYLTHIOUREA Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of ETHYLTHIOUREA
| Industry | Application | Process |
|---|---|---|
| Pesticides | Intermediate for synthesizing fungicides and insecticides | Used as an organic synthesis intermediate in condensation and cyclization reactions to prepare sulfur-containing heterocyclic compounds |
| Pharmaceuticals | Precursor for synthesizing antithyroid drugs (e.g., methimazole) | Undergoes nucleophilic substitution or condensation with haloalkanes or aldehydes/ketones to construct the thiourea derivative backbone |
| Chemical Industry | Corrosion inhibitor for metals and flotation agent | Adsorbs onto metal surfaces to form a protective film in acidic environments, or modifies surface hydrophobicity in mineral flotation |
| Laboratory | Organic synthesis reagent | Used to prepare isothiocyanates, thiazolines, and other sulfur-containing heterocyclic compounds; acts as a nucleophile in reactions |
Manufacturing Quality Control of ETHYLTHIOUREA
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Direct titration with standardized HCl using bromocresol green indicator; based on protonation of the thiourea nitrogen atoms. |
| Moisture Content | Karl Fischer Titration | Electrochemical determination of water via iodine-sulfur dioxide reaction in pyridine-methanol medium. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal impurities by measuring absorbance of ground-state atoms in flame or graphite furnace. |
| Sulfate (SO4) | Gravimetric Analysis | Precipitation as BaSO4 followed by ignition and weighing of the dried precipitate. |
| Chloride (Cl) | Potentiometric Titration | Titration with AgNO3 using silver electrode to detect endpoint via potential change. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue after high-temperature incineration at 700-800 C. |
| Melting Point | Capillary Melting Point Determination | Observation of temperature range over which solid transitions to liquid in a calibrated capillary apparatus. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light caused by chiral impurities or enantiomeric excess. |
| Organic Impurities (Related Substances) | HPLC-UV | Separation on reversed-phase column with UV detection at 210-230 nm; quantification against reference standards. |
| pH of Aqueous Solution | pH Meter Measurement | Electrochemical measurement of hydrogen ion activity in a 1% w/v aqueous solution at 25 C. |
| Appearance | Visual Inspection | Comparison of sample color and clarity against water-white standard under controlled lighting conditions. |
| Solubility in Water | Qualitative Solubility Test | Observation of complete dissolution in specified volume of distilled water at 20 C with gentle agitation. |
Technical Specifications of ETHYLTHIOUREA
| Test Item | Specification |
|---|---|
| Appearance | White crystalline powder |
| Purity | >=98.0% (by NMR) |
| Melting Point | 178–182°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 ETHYLTHIOUREA
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of ETHYLTHIOUREA
Packaging of ETHYLTHIOUREA
Industrial ETHYLTHIOUREA 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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