2,4/2,6-Diaminotoluene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 25376-45-8 |
| Product name | 2,4/2,6-Diaminotoluene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 2,4/2,6-Diaminotoluene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,4/2,6-Diaminotoluene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,4/2,6-Diaminotoluene
| Industry | Application | Process |
|---|---|---|
| Polyurethane | Intermediate for synthesizing aromatic isocyanates (e.g., m-tolylene diisocyanate, MTDI) | Conversion of m-phenylenediamine to the corresponding isocyanate via phosgenation or non-phosgene routes, for producing polyurethane elastomers, coatings, and adhesives |
| Dyes & Pigments | Intermediate for synthesizing azo dyes and specialty pigments | Diazotization-coupling reactions to prepare dye molecules with specific structures |
| Pesticides | Intermediate for synthesizing agrochemicals such as fungicides and herbicides | Construction of bioactive molecular frameworks via organic synthesis reactions including alkylation and acylation |
| Pharmaceuticals | Intermediate for manufacturing certain drugs (e.g., anti-infectives, central nervous system agents) | Multistep organic synthesis involving reduction, substitution, cyclization, and other transformations |
| High-Performance Materials | Monomer component for synthesizing aramid polymers (e.g., meta-aramid) | Condensation polymerization with dicarboxylic acids to produce high-performance polyamide fibers |
| Epoxy Resin Curing Agents | Amine-based curing agent for epoxy resins | Addition reaction with epoxy groups to form a crosslinked network structure |
Manufacturing Quality Control of 2,4/2,6-Diaminotoluene
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantifies m-Phenylenediamine content by separation and peak area comparison against a certified reference standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration with iodine-based reagent reacting stoichiometrically with water. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Compares sample color to APHA platinum-cobalt standards using visual assessment or absorbance at 430 nm. |
| Acidity (as HCl) | Acid-Base Titration | Titrates acidic impurities with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic residue after high-temperature ashing and weighing. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomization and measurement of light absorption at characteristic wavelengths. |
| Iron (Fe) Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Measures Fe concentration via plasma-excited atomic emission intensity at specific spectral lines. |
| Chloride (Cl-) Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method. |
| Specific Gravity | Digital Density Meter | Measures density relative to water at specified temperature using oscillating U-tube principle. |
| Organic Impurities (Related Substances) | High-Performance Liquid Chromatography (HPLC) | Separates and quantifies structurally related impurities using reversed-phase column and UV detection. |
| pH (10% aqueous solution) | pH Meter | Measures hydrogen ion activity in aqueous solution using calibrated glass electrode system. |
Technical Specifications of 2,4/2,6-Diaminotoluene
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline solid |
| Purity | >=98.5% |
| Melting Point | 47.0 - 49.0 °C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | <=100 |
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 2,4/2,6-Diaminotoluene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of 2,4/2,6-Diaminotoluene
Industrial 2,4/2,6-Diaminotoluene 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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