Sodium difluoromethanesulfinate, 98% Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 275818-95-6 |
| Product name | Sodium difluoromethanesulfinate, 98% |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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) |
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Documents We Provide for Sodium difluoromethanesulfinate, 98%
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Sodium difluoromethanesulfinate, 98% Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Sodium difluoromethanesulfinate, 98%
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Chemistry | Synthesis of difluoroethyl drug intermediates | Nucleophilic difluoroethylation |
| Agrochemical Chemistry | Construction of agrochemical molecules containing the CF₂H moiety | Radical or nucleophilic substitution reactions |
| Organic Synthesis | Introduction of the difluoroethyl (–CF₂H) functional group | Oxidation, coupling, or reductive fluorination reactions |
| Materials Science | Synthesis of fluorinated functional material precursors | Functional group transformation and polymer modification |
Manufacturing Quality Control of Sodium difluoromethanesulfinate, 98%
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison with a certified reference standard using reversed-phase chromatography and UV detection at ~210 nm. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine consumption in a methanol-based solvent system. |
| Residual Solvents (e.g., Methanol, Acetone) | GC-FID | Separation and quantification of volatile organic solvents using capillary gas chromatography with flame ionization detection. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element trace metal quantification by plasma ionization and mass spectrometric detection with isotopic resolution. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using anion-exchange column and suppressed conductivity detection. |
| Sodium Content | Flame Photometry | Quantification of sodium based on emission intensity of characteristic wavelength (589 nm) in an air–acetylene flame. |
| pH (1% aqueous solution) | pH Potentiometry | Measurement of hydrogen ion activity using calibrated glass electrode in a standardized aqueous suspension. |
| Residue on Ignition | Gravimetric Analysis | Determination of inorganic ash content by high-temperature incineration followed by precise weighing of residual residue. |
| Particle Size Distribution | Laser Diffraction | Analysis of particle size distribution based on angular variation of laser light scattering in a dispersed sample. |
| Organic Impurities (Related Substances) | HPLC-UV/HRMS | Identification and quantification of structurally related impurities using high-resolution mass spectrometry coupled with HPLC separation. |
| Sulfate Impurity | Turbidimetry | Quantification of sulfate via formation of barium sulfate precipitate and measurement of turbidity at 420 nm. |
| Microbial Contamination | Membrane Filtration & Plate Count | Detection and enumeration of aerobic microorganisms by filtration, membrane transfer to nutrient agar, and colony counting after incubation. |
| Appearance (Color & Clarity) | Visual Inspection | Assessment of physical appearance against standard references under controlled lighting conditions per USP <901>. |
Technical Specifications of Sodium difluoromethanesulfinate, 98%
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.5% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Melting Point | 142-146°C |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.2% |
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 Sodium difluoromethanesulfinate, 98%
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Sodium difluoromethanesulfinate, 98%
Safety Information of Sodium difluoromethanesulfinate, 98%
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of Sodium difluoromethanesulfinate, 98%
Industrial Sodium difluoromethanesulfinate, 98% 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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