Tetramethylammonium hydrogen sulfate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 103812-00-6 |
| Product name | Tetramethylammonium hydrogen sulfate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent 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 Tetramethylammonium hydrogen sulfate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Tetramethylammonium hydrogen sulfate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Tetramethylammonium hydrogen sulfate
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Phase-transfer catalyst | Facilitates dissolution and enhances reactivity of ionic reagents in the organic phase during alkylation, esterification, and oxidation of haloalkanes |
| Pharmaceutical Intermediate Synthesis | Reagent for introducing quaternary ammonium structural units | Introduces the tetramethylammonium group into antitumor and antimicrobial drug molecules, enabling salt formation or serving as a leaving group |
| Materials Science | Precursor for ionic liquids | Combined with anions (e.g., BF₄⁻, PF₆⁻) to produce functionalized ionic liquids with low melting points and high thermal stability, used as electrolytes or extraction media |
| Analytical Chemistry | Additive for high-performance liquid chromatography (HPLC) | Added to the mobile phase to improve peak shape of basic compounds by suppressing secondary interactions with residual silanol groups on silica surfaces |
Manufacturing Quality Control of Tetramethylammonium hydrogen sulfate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies active ingredient by titration with standardized NaOH solution using phenolphthalein indicator. |
| Water Content | Karl Fischer Coulometric Titration | Measures trace water via electrochemical generation of iodine proportional to water content. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration and weighing of residual solids. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Barium Sulfate Gravimetry | Precipitates sulfate as BaSO4 and determines mass after filtration and drying. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measures total heavy metals by atomization and absorption of characteristic wavelength light. |
| Iron Impurity | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Quantifies Fe via plasma excitation and element-specific emission line intensity. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Determines hydrogen ion activity using calibrated glass electrode and reference electrode. |
| Melting Point | Capillary Melting Point Apparatus | Observes temperature range at which solid transitions to liquid under controlled heating. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separates and detects residual solvents or organic impurities using flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Measures particle size based on angular variation of scattered laser light intensity. |
| Bulk Density | ASTM D1895 Method A | Determines mass per unit volume of freely settled powder in a standardized cylinder. |
Technical Specifications of Tetramethylammonium hydrogen sulfate
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 178-182°C |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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 Tetramethylammonium hydrogen sulfate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Tetramethylammonium hydrogen sulfate
Safety Information of Tetramethylammonium hydrogen sulfate
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of Tetramethylammonium hydrogen sulfate
Industrial Tetramethylammonium hydrogen sulfate 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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