3-AMINOPHENOL HYDROCHLORIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 51-81-0 |
| Product name | 3-AMINOPHENOL HYDROCHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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-AMINOPHENOL HYDROCHLORIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-AMINOPHENOL HYDROCHLORIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-AMINOPHENOL HYDROCHLORIDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antipyretic and analgesic drugs, such as acetaminophen (paracetamol) | Prepared via organic synthesis reactions—including diazotization, coupling, or acetylation—to produce active pharmaceutical ingredients |
| Dyes | Used in the synthesis of azo dyes and sulfur dyes | Serves as a diazo component in coupling reactions to generate colored azo compounds |
| Photographic chemicals | Component of developing agents | Reduces exposed silver halides to metallic silver under alkaline conditions, forming visible images |
| Pesticides | Intermediate in the synthesis of certain fungicides and herbicides | Builds pesticide molecular frameworks through substitution, condensation, and related reactions |
| Chemical reagents | Standard substance or reagent for organic synthesis and analytical chemistry | Participates in routine laboratory reactions, including electrophilic substitution and diazotization |
Manufacturing Quality Control of 3-AMINOPHENOL HYDROCHLORIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies 3-aminophenol hydrochloride by titration with standardized NaOH using bromocresol green indicator. |
| Moisture Content | Karl Fischer Titration | Determines water content based on the stoichiometric reaction of iodine with water in a methanol-based reagent. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic impurities after high-temperature ashing and weighing. |
| Chloride Impurity | Argentometric Titration | Quantifies chloride ions via precipitation titration with silver nitrate using potassium chromate indicator. |
| Heavy Metals | Colorimetric Sulfide Test | Detects heavy metals (as Pb) by formation of colored metal sulfide complexes in acidic medium. |
| Related Substances | HPLC-UV | Separates and quantifies organic impurities using reversed-phase chromatography with UV detection at 254 nm. |
| Melting Point | Capillary Melting Point Determination | Measures temperature range at which solid transitions to liquid, indicating purity and identity. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Determines acidity of a 1% w/v aqueous solution using calibrated pH electrode. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after ignition with sulfuric acid treatment to convert carbonates to sulfates. |
| Organic Volatile Impurities | GC-FID | Identifies and quantifies residual solvents using gas chromatography with flame ionization detection. |
| Iron Content | Colorimetric Spectrophotometry | Measures Fe(II)-1,10-phenanthroline complex absorbance at 510 nm. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles against standard reference under controlled lighting. |
Technical Specifications of 3-AMINOPHENOL HYDROCHLORIDE
| Test Item | Specification |
|---|---|
| Appearance | Gray solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 145–149°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-AMINOPHENOL HYDROCHLORIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-AMINOPHENOL HYDROCHLORIDE
Packaging of 3-AMINOPHENOL HYDROCHLORIDE
Industrial 3-AMINOPHENOL HYDROCHLORIDE 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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