Ethanesulfonic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 594-45-6 |
| Product name | Ethanesulfonic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent GradeIndustrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 Ethanesulfonic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Ethanesulfonic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Ethanesulfonic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as an intermediate in drug synthesis, particularly as an alkylating agent in the production of antiviral agents (e.g., acyclovir) | Applied in organic synthesis as an ethylating agent to introduce ethyl groups |
| Chemical Manufacturing | Employed as a catalyst or reaction medium in organic synthesis for reactions such as esterification and alkylation | Provides an acidic environment or serves as a proton source in specific chemical reactions |
| Electroplating | Used as an additive in electroplating baths to adjust pH or improve deposit quality | Functions as a buffering agent or component of conductive salts in electroplating tanks |
| Laboratory Research | Used as a chemical reagent in organic synthesis experiments or analytical testing | Serves as a reference standard or reactant in specific laboratory reactions |
| Materials Science | Used as a precursor in the synthesis of ionic liquids or functionalized materials | Applied in esterification or polymerization reactions to prepare specialty functional materials |
Manufacturing Quality Control of Ethanesulfonic acid
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color and physical state of the sample under natural or standard lighting to determine if it is a colorless to slightly yellow transparent liquid, and check for suspended particles or precipitates. |
| Assay | Acid-Base Titration | Using phenolphthalein or a mixed indicator, titrate with a standardized sodium hydroxide solution. The ethanesulfonic acid content is calculated based on the volume of alkali consumed. |
| pH Value | pH Meter Method | Immerse a pH electrode into an aqueous solution of ethanesulfonic acid at a defined concentration and directly read the pH value to assess its acidity. |
| Moisture Content | Karl Fischer Titration | Quantitatively determine water content in the sample using an electrochemical reaction; suitable for trace moisture analysis with high accuracy. |
| Organic Impurities / Purity | High-Performance Liquid Chromatography (HPLC) | Separate components using a reversed-phase column and detect with a UV detector. Assess purity and impurity levels by peak area normalization or external standard method. |
| Volatile Impurities | Gas Chromatography (GC) | Suitable for detecting residual solvents or low-boiling-point impurities, separated by capillary column and detected by FID (flame ionization detector). |
| Sulfate / Inorganic Anions | Ion Chromatography (IC) | Separate and detect inorganic impurities such as sulfate and chloride ions to evaluate residual inorganic by-products. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, measure the content of heavy metal elements such as lead, cadmium, and mercury to ensure compliance with pharmacopoeial or industrial standards. |
| Sulfated Ash / Residue on Ignition | Sulfated Residue on Ignition Method | Treat the sample with sulfuric acid, then ignite at high temperature. Weigh the residue to estimate total inorganic impurities. |
| Structural Confirmation | Nuclear Magnetic Resonance (NMR) or Fourier Transform Infrared Spectroscopy (FT-IR) | Used for raw material verification or new batch validation; confirm molecular structure through characteristic absorption peaks or chemical shifts. |
Technical Specifications of Ethanesulfonic acid
| Test Item | Specification |
|---|---|
| Appearance | Colorless to yellow clear liquid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 185–195 mg KOH/g |
| Refractive Index (n20/D) | 1.435–1.445 |
| Relative Density (20°C/25°C) | 1.36–1.38 g/cm³ |
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 Ethanesulfonic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Ethanesulfonic acid
Packaging of Ethanesulfonic acid
Industrial Ethanesulfonic acid 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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