China Factory Direct
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| CAS number | 4314-14-1 |
| Product name | Solvent Yellow 16 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Paints and Coatings | Colorant | Used in solvent-based coatings to provide yellow coloration and enhance color saturation |
| Printing Inks | Pigment Component | Suitable for gravure and flexographic printing inks; soluble in organic solvent systems |
| Plastics Processing | Coloring Additive | Applied in injection molding or extrusion processes for thermoplastic resins such as polyolefins and polystyrene |
| Textile Dyeing | Dyeing Auxiliary | Used in dyeing synthetic fibers as a solvent dye |
| Leather Industry | Leather Coloring | Applied in solvent-based finishing agents for surface coloring of leather |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison with certified reference standard using reversed-phase chromatography and UV detection at characteristic wavelength (~420 nm). |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in anhydrous methanol-based solvent. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Determination of inorganic ash content by high-temperature incineration (550–600 °C) followed by precise weighing of residual inorganic matter. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS or ICP-OES | Multi-element quantification after acid digestion; based on atomic emission (ICP-OES) or mass spectrometric detection (ICP-MS) of metal ions. |
| Chlorinated Impurities (e.g., o-chloroaniline) | GC-MS | Separation by gas chromatography followed by identification and quantification using electron ionization mass spectrometry and selective ion monitoring. |
| pH of Aqueous Suspension | Potentiometric Measurement | Determination of acidity/alkalinity of a standardized 1% w/v suspension in distilled water using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity as a function of angle to calculate volume-based particle size distribution in dispersed suspension. |
| Color Strength (Tinting Strength) | Visual Comparison or Spectrophotometric Match | Relative color intensity measured against certified reference standard using CIELAB ΔE or relative absorbance ratio at λmax in standardized dispersion medium. |
| Organic Volatile Impurities (e.g., benzene, toluene) | Headspace GC-FID | Extraction of volatile compounds into headspace followed by separation and flame ionization detection with external calibration. |
| Sulfated Ash | Gravimetric Analysis | Determination of non-volatile inorganic residue after sulfation (treatment with sulfuric acid) and subsequent ignition at 700–750 °C. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition detection via optical observation of solid-to-liquid phase change in capillary tube under controlled heating rate. |
| Solubility in Common Solvents (e.g., acetone, toluene) | Visual Qualitative Assessment | Evaluation of complete dissolution (clear solution) or presence of undissolved particles after standardized agitation and settling per ISO 105-X11. |
| Specific Absorption Coefficient (ε) | UV-Vis Spectrophotometry | Calculation of molar absorptivity from measured absorbance, concentration, and path length in standardized solvent at λmax. |
| Test Item | Specification |
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| Appearance | Yellow solid powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 132–136°C |
| Identification (IR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | Not applicable (solid) |
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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.