China Factory Direct
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| CAS number | 82-28-0 |
| Product name | 1-AMINO-2-METHYLANTHRAQUINONE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeMaterial GradeCosmetic GradeFood 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Dye Industry | Orange dye | Used for dyeing synthetic fibers such as polyester |
| Textile Industry | Dyeing agent | Applied as a disperse dye in textile printing and dyeing processes |
| Printing Ink | Pigment | Used to produce orange pigment in printing inks |
| Plastics Industry | Colorant | Used for coloring plastic products, particularly polyester plastics |
| Cosmetics Industry | Colorant | Used for coloring certain cosmetics, such as lipsticks |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at characteristic wavelength. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric titration with iodine-based reagent. |
| Ash Content | Gravimetric Analysis | Determines inorganic residue after high-temperature incineration and weighing. |
| Heavy Metals (as Pb) | AAS | Quantifies lead and other heavy metals by atomic absorption spectroscopy after acid digestion. |
| Chloride Impurity | Potentiometric Titration | Detects chloride ions using silver nitrate titration with silver indicator electrode. |
| pH of Aqueous Suspension | pH Meter Measurement | Measures hydrogen ion activity in standardized aqueous dispersion using calibrated pH electrode. |
| Organic Volatile Impurities | GC-FID | Identifies and quantifies residual solvents using gas chromatography with flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing angular scattering pattern of laser light through dispersed sample. |
| Color Strength (Tinting Strength) | Reflectance Spectrophotometry | Compares color intensity relative to standard using reflectance measurement on standardized substrate. |
| Bulk Density | Graduated Cylinder Method | Calculates mass per unit volume by measuring weight of material freely poured into fixed-volume cylinder. |
| Sieve Residue (90 micron) | Dry Sieving | Determines percentage of particles retained on 90-micron sieve after mechanical agitation. |
| Sulphated Ash | Gravimetric Analysis | Measures ash content after treatment with sulphuric acid and high-temperature ignition. |
| Test Item | Specification |
|---|---|
| Appearance | Orange crystalline powder |
| Purity | >=98.5% |
| Melting Point | 134-138°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.