2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3102-87-2 |
| Product name | 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent Grade |
| Packaging | 25KG/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 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
| Industry | Application | Process |
|---|---|---|
| Chemical Synthesis | Used as an organic synthesis intermediate for the preparation of dyes, pigments, and functional materials | Participates in molecular construction via oxidation, coupling, or condensation reactions |
| Analytical Chemistry | Used as a redox indicator or electrochemical probe | Leverages its reversible redox behavior in titrations or electrochemical detection |
| Materials Science | Used as a precursor for conductive polymers or electrochromic materials | Forms functional thin films through electrochemical polymerization or solution deposition |
| Biochemistry | Acts as an electron-transfer mediator in enzyme activity or radical studies | Participates in electron transfer reaction systems for biochemical analysis |
Manufacturing Quality Control of 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 254 nm, based on peak area comparison against a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent, measuring endpoint amperometrically. |
| Residue on Ignition | Gravimetric Analysis | Sample is ignited at 700-800 C to oxidize organic matter; residual inorganic ash is weighed after cooling in a desiccator. |
| Heavy Metals (as Pb) | Colorimetric Limit Test (USP <231>) | Reaction with thioacetamide under controlled pH to form colored metal sulfide complexes, compared visually to lead standard solutions. |
| Chloride Impurity | Ion Chromatography (IC) | Separation of anions on an ion-exchange column with conductivity detection, quantifying chloride relative to calibration standards. |
| Sulfate Impurity | Barium Sulfate Turbidimetry | Precipitation of sulfate as BaSO4 in acidic medium; turbidity measured spectrophotometrically at 420 nm. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as the temperature at which solid phase changes to liquid under controlled heating rate. |
| Organic Volatile Impurities | Headspace GC-FID | Volatile components partitioned into headspace above sample solution, separated by GC and detected by flame ionization. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally related impurities using diode array detection for spectral confirmation and peak area integration. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Hydrogen ion activity determined using calibrated glass electrode and reference electrode in a 1% w/v aqueous suspension. |
| Bulk Density | Graduated Cylinder Method | Mass of sample poured freely into a calibrated cylinder divided by its settled volume, reported as g/mL. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to calculate size distribution based on Mie theory. |
Technical Specifications of 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 128.0–132.0°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
Safety Information of 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE
Industrial 2,3,5,6-TETRAMETHYL-1,4-PHENYLENEDIAMINE 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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