2,4-Dimethylbenzenesulfonic acid dihydrate Bulk Supply for Industrial Use

China Factory Direct
CAS number 92558-30-0
Product name 2,4-Dimethylbenzenesulfonic acid dihydrate
Stock Stock readily available; annual supply capacity exceeding 1,000 tons.
Grade Pharmaceutical GradeMaterial GradeSpecialty Grade
Packaging 25KG/bag500KG/bag1000KG/bag
Sample Test Samples Available (Click to Request Samples)
COA View COA
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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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CAS No:92558-30-0
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Documents We Provide for 2,4-Dimethylbenzenesulfonic acid dihydrate

COA TDS SDS NMR MOA Certificate of Origin Transport Report TSCA Declaration Production Flow Chart
Pre-sale: Only COA, SDS and NMR are available.
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,4-Dimethylbenzenesulfonic acid dihydrate Supplier from China

17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.

Industrial Applications of 2,4-Dimethylbenzenesulfonic acid dihydrate

Industry Application Process
Chemical Synthesis Organic synthesis intermediate Used as a sulfonic acid compound in esterification, neutralization, and other reactions for producing functional chemicals
Pharmaceutical Manufacturing Pharmaceutical synthesis intermediate Applied as a sulfonic acid source or catalyst-assisting reagent in constructing specific drug molecule structures
Materials Science Functional material additive Employed to modify resin or polymer systems, enhancing thermal stability or polarity

Manufacturing Quality Control of 2,4-Dimethylbenzenesulfonic acid dihydrate

Detection Item Common Analytical Method Method Overview
Assay (Purity) Acid-Base Titration Quantifies active compound by neutralizing sulfonic acid groups with standardized NaOH solution using phenolphthalein indicator.
Water Content Karl Fischer Titration Measures total water (including hydrate water) via iodine-sulfur dioxide redox reaction in anhydrous methanol medium.
Loss on Drying Gravimetric Method Determines volatile content including hydrate water by measuring mass loss after drying at specified temperature and time.
Residue on Ignition Gravimetric Method Measures non-volatile inorganic impurities by ashing sample at high temperature and weighing residual ash.
Heavy Metals ICP-OES Quantifies trace metal impurities (e.g., Pb, Cd, Hg, As) based on element-specific atomic emission intensities.
Chloride Impurity Ion Chromatography Separates and quantifies chloride ions using ion-exchange column and conductivity detection.
Sulfate Impurity Barium Sulfate Gravimetry Precipitates sulfate as BaSO4 and determines content by weighing the dried precipitate.
Related Substances HPLC-UV Separates and quantifies structurally related impurities using reversed-phase column and UV detection at 254 nm.
Melting Point Capillary Melting Point Apparatus Determines temperature range at which solid transitions to liquid, indicating purity and identity.
Appearance Visual Inspection Assesses physical state, color, and presence of foreign particles under controlled lighting conditions.
Solubility in Water Qualitative Solubility Test Evaluates complete dissolution behavior in distilled water at specified temperature and concentration.
pH of Aqueous Solution pH Meter Measurement Measures hydrogen ion activity in a defined aqueous suspension or solution using calibrated pH electrode.

Technical Specifications of 2,4-Dimethylbenzenesulfonic acid dihydrate

Test Item Specification
Appearance White to off-white crystalline powder
Purity >=98.5%
Water Content (KF) <=0.5%
Melting Point 128-132°C
Total Impurities <=1.5%
Single Impurity <=0.5%
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

Download COA of 2,4-Dimethylbenzenesulfonic acid dihydrate

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NMR Spectra of 2,4-Dimethylbenzenesulfonic acid dihydrate

Packaging of 2,4-Dimethylbenzenesulfonic acid dihydrate

We have a diverse range of chemicals in stock. Available in Bagged goods (25 kg.),Big bags (500 kg.), Big bags (1000 kg.).

Industrial 2,4-Dimethylbenzenesulfonic acid dihydrate 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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