3-S-Isothiuronium propyl sulfonate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 21668-81-5 |
| Product name | 3-S-Isothiuronium propyl sulfonate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 3-S-Isothiuronium propyl sulfonate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-S-Isothiuronium propyl sulfonate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-S-Isothiuronium propyl sulfonate
| Industry | Application | Process |
|---|---|---|
| Chemical Industry | Intermediate synthesis | Used as an organic synthesis intermediate for preparing other sulfur-containing compounds |
| Coatings & Resins | Reinforcing agent / Crosslinker | Applied as a crosslinker in epoxy or polyurethane coatings to enhance adhesion and chemical resistance |
| Textile Industry | Flame retardant synergist | Applied in fiber treatment to improve fabric flame retardancy |
| Water Treatment | Defoamer component | Used as a defoamer component for foam control in industrial water treatment processes |
| Leather Industry | Leather tanning agent | Applied in leather processing to improve tanning efficiency and leather flexibility |
Manufacturing Quality Control of 3-S-Isothiuronium propyl sulfonate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Water Content | Karl Fischer titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol medium. |
| pH (1% aqueous solution) | Potentiometric pH measurement | Determination of hydrogen ion activity using calibrated glass electrode in standardized aqueous solution. |
| 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) Impurity | Ion Chromatography (IC) | Separation and quantification of anionic impurities using ion-exchange column and conductivity detection. |
| Residue on Ignition | Gravimetric analysis | Measurement of non-volatile inorganic residue after high-temperature ashing at 700-800 C. |
| Chloride (Cl-) Impurity | Argentometric titration | Titration with silver nitrate using potassium chromate indicator to detect endpoint via red silver chromate formation. |
| Appearance (Color and Clarity) | Visual inspection against standard solutions | Comparison of sample solution color and turbidity with reference standards under controlled lighting. |
| Melting Point | Capillary melting point apparatus | Determination of temperature range at which solid transitions to liquid using calibrated capillary tube method. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separation and quantification of residual solvents and volatile organics using flame ionization detection. |
| Iron (Fe) Content | ICP-OES | Multi-element quantification via atomic emission from plasma-excited ions in solution. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution. |
Technical Specifications of 3-S-Isothiuronium propyl sulfonate
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 142-146°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic, mild |
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 3-S-Isothiuronium propyl sulfonate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-S-Isothiuronium propyl sulfonate
Safety Information of 3-S-Isothiuronium propyl sulfonate
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 3-S-Isothiuronium propyl sulfonate
Industrial 3-S-Isothiuronium propyl sulfonate 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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