China Factory Direct
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| CAS number | 1229-55-6 |
| Product name | Solvent Red 1 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeCosmetic GradeFood 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) |
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 |
|---|---|---|
| Textile Industry | Dye | Used in dyeing processes for fibers and fabrics |
| Printing Industry | Pigment | Used in ink manufacturing to impart red hue |
| Plastics Industry | Colorant | Incorporated into plastics to achieve red coloration |
| Coatings Industry | Color Paste | Used in red coating production for color formulation |
| Personal Care Industry | Colorant | Applied in select cosmetic formulations to deliver red color effect |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 520 nm based on peak area comparison to certified reference standard. |
| Related Substances | HPLC-DAD | Identifies and quantifies structurally similar impurities by retention time and spectral match using diode-array detection. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration with iodine generated electrochemically or added reagent. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Quantifies total heavy metals by atomic absorption spectroscopy after acid digestion and matrix matching. |
| Chlorinated Solvent Residues | GC-FID | Detects residual chlorinated solvents (e.g., chlorobenzene, dichlorobenzene) using gas chromatography with flame ionization detection. |
| pH of Aqueous Suspension | pH Meter Measurement | Measures hydrogen ion activity in a standardized aqueous suspension (1% w/v) using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing angular scattering pattern of laser light passing through dispersed sample. |
| Bulk Density | Tap Density Measurement | Calculates mass per unit volume after standardized mechanical tapping of a known powder mass in a graduated cylinder. |
| Color Strength (Relative) | UV-Vis Spectrophotometry | Compares absorbance of standardized solution to reference standard at lambda-max to determine relative dyeing power. |
| Organic Volatile Impurities | GC-MS | Identifies and semi-quantifies volatile organic impurities using gas chromatography coupled with mass spectrometric detection. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after sulfuric acid treatment followed by high-temperature incineration and weighing. |
| Test Item | Specification |
|---|---|
| Appearance | Red crystalline powder |
| Purity | >=98.5% |
| Melting Point | 140-144°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=20 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.