3,4-Diaminobenzoic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 619-05-6 |
| Product name | 3,4-Diaminobenzoic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 3,4-Diaminobenzoic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,4-Diaminobenzoic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,4-Diaminobenzoic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate in the synthesis of antitumor, antiviral, or antibacterial active compounds | Participates in organic synthesis reactions such as acylation and condensation to construct heterocyclic or aromatic amine drug scaffolds |
| Dyes | Used as an intermediate for azo dyes and functional dyes | Introduces chromophores via diazotization-coupling reactions to adjust dye color and fastness |
| High-performance polymers | Monomer for synthesizing high-performance polymers (e.g., polyimides, aramids) | Undergoes condensation polymerization with dianhydrides or diacid chlorides to form heat-resistant, high-strength polymers |
| Pesticides | Used as a pesticide intermediate in the development of novel herbicides or fungicides | Builds biologically active molecular structures through substitution, cyclization, and related steps |
| Analytical chemistry | Used as a precursor for fluorescent probes or metal ion recognition reagents | Recognition groups are introduced via modification of amino or carboxyl functionalities for specific ion detection |
Manufacturing Quality Control of 3,4-Diaminobenzoic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies main component by titration with standardized HCl solution using methyl orange indicator. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric reaction between water and iodine in pyridine-methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic impurities by weighing residue after high-temperature ashing. |
| Heavy Metals | ICP-OES | Quantifies Pb, Cd, Hg, As, and other metals by plasma excitation and elemental emission spectroscopy. |
| Chloride Impurity | Potentiometric Titration | Detects chloride ions using silver nitrate titrant and silver-sulfide electrode for endpoint detection. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic sulfate residues after combustion with sulfuric acid treatment and ignition. |
| Melting Point | Capillary Melting Point Determination | Determines temperature range at which solid transitions to liquid using calibrated capillary apparatus. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separates and quantifies residual solvents and volatile organics using flame ionization detection. |
| Related Substances | HPLC-UV | Identifies and quantifies structural analogs and degradation products by reversed-phase chromatography with UV detection. |
| Iron Content | Atomic Absorption Spectroscopy (AAS) | Measures Fe concentration based on absorption of characteristic wavelength light by ground-state atoms in flame. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Determines acidity/basicity of 1% w/v aqueous suspension using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analyzes size distribution of solid particles by measuring angular variation in laser light scattering intensity. |
Technical Specifications of 3,4-Diaminobenzoic acid
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 187–191°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 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 3,4-Diaminobenzoic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,4-Diaminobenzoic acid
Packaging of 3,4-Diaminobenzoic acid
Industrial 3,4-Diaminobenzoic 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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