China Factory Direct
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| CAS number | 14984-76-0 |
| Product name | BIS(FLUOROSULFONYL)IMIDE POTASSIUM SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial GradeIndustrial GradeSpecialty 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) |
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 |
|---|---|---|
| Battery Industry | Used as an electrolyte additive in lithium-ion batteries and supercapacitors to enhance conductivity and stability | Mixed with organic solvents and other electrolyte salts during electrolyte formulation |
| Chemical Synthesis | Employed as a strong base in organic synthesis for catalyzing reactions or as a phase-transfer catalyst | Produced via reaction of fluorosulfonyl chloride with potassium hydroxide |
| Electronics Industry | Applied in the manufacture of high-performance electronic materials, such as semiconductor encapsulation materials and photoresists | Used as a reaction intermediate or additive during the synthesis of electronic materials |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (KFSI content) | Acid-Base Titration with Standardized HCl | KFSI hydrolyzes to release HF and SO2, which are titrated after controlled decomposition in aqueous medium. |
| Moisture Content | Karl Fischer Coulometric Titration | Electrochemical generation of iodine quantifies water via stoichiometric reaction in anhydrous methanol-based electrolyte. |
| Residual Solvents (e.g., THF, MeOH) | Gas Chromatography (GC-FID) | Volatile organics are separated on a capillary column and detected by flame ionization. |
| Heavy Metals (Pb, Cd, Ni, Cr) | ICP-OES | Sample digested in acid matrix; elemental emission intensities measured at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography (IC) | Chloride ions separated on anion-exchange column and detected conductometrically. |
| Sulfate Impurity | Ion Chromatography (IC) | Sulfate ions separated on anion-exchange column and detected conductometrically. |
| Fluoride Impurity | Ion-Selective Electrode (ISE) Potentiometry | Fluoride activity measured via potential difference across lanthanum fluoride crystal membrane. |
| Iron (Fe) Content | AAS (Flame Atomic Absorption Spectroscopy) | Atomized Fe in air-acetylene flame absorbs light at 248.3 nm; absorbance correlates with concentration. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Hydrogen ion activity determined using calibrated glass electrode in 1% w/v aqueous suspension. |
| Particle Size Distribution | Laser Diffraction | Scattering pattern of dispersed particles in liquid medium is analyzed to calculate size distribution. |
| Bulk Density | ASTM D1895 Method A (Tapped Density) | Mass per unit volume measured after standardized tapping of powder in calibrated cylinder. |
| Organic Volatile Impurities (Total) | Headspace GC-MS | Volatiles extracted into headspace and identified/quantified via mass spectral library matching. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 175-179°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.