Pigment Yellow 151 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 31837-42-0 |
| Product name | Pigment Yellow 151 |
| 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) |
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Documents We Provide for Pigment Yellow 151
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Pigment Yellow 151 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Pigment Yellow 151
| Industry | Application | Process |
|---|---|---|
| Printing Inks | Yellow pigment for gravure, flexographic, and offset inks, providing high tinctorial strength and good lightfastness | Mixed with resins, solvents, and additives during ink formulation; dispersed by grinding to produce finished ink |
| Plastics Processing | Colorant for polyethylene, polypropylene, polystyrene, and other plastics, delivering vibrant yellow shades | Blended with polymer base materials prior to pelletizing or injection molding; uniformly dispersed via melt extrusion |
| Coatings Industry | Yellow pigment for architectural coatings, industrial coatings, and automotive paints, offering excellent weather resistance and hiding power | Incorporated into coating systems and processed via high-speed dispersion, grinding, and let-down to yield stable color pastes or finished coatings |
| Rubber Products | Colorant for rubber products (e.g., tires, seals), enhancing appearance while maintaining color stability | Added during rubber compounding; uniformly dispersed through internal and open milling |
| Chemical Building Materials | Colorant for cement-based products and exterior wall panels, improving visual appeal and durability | Premixed with cement or modified materials, then incorporated during forming or spraying to ensure uniform, long-lasting coloration |
Manufacturing Quality Control of Pigment Yellow 151
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Purity (main component) | HPLC-UV | Quantifies PY151 content by separation on reverse-phase column and UV detection at characteristic wavelength. |
| Moisture Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration with iodine-based reagent reacting stoichiometrically with water. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weighing of residual solids. |
| Particle Size Distribution | Laser Diffraction | Analyzes scattered laser light intensity patterns to calculate size distribution based on Mie theory. |
| Color Strength (Tinting Strength) | Reflectance Spectrophotometry | Compares reflectance spectra of standardized pigment dispersions to reference standard to quantify relative color strength. |
| pH of Aqueous Slurry | Potentiometric Measurement | Measures hydrogen ion activity in a defined pigment-water slurry using calibrated pH electrode. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Quantifies trace metal elements after acid digestion by measuring element-specific emission intensities in plasma. |
| Organic Volatile Impurities | GC-MS | Identifies and quantifies residual solvents or synthesis by-products using gas chromatographic separation and mass spectral detection. |
| Bulk Density | Tap Density Measurement | Determines mass per unit volume after controlled mechanical tapping of a known mass in a graduated cylinder. |
| Oil Absorption | ASTM D281 | Measures grams of linseed oil absorbed per 100 g pigment until paste consistency is reached, indicating surface area and porosity. |
| Heat Stability | Thermogravimetric Analysis (TGA) | Evaluates weight loss profile under controlled heating to assess decomposition onset and thermal stability. |
| Lightfastness | Xenon Arc Weathering | Assesses color change after standardized exposure to xenon arc radiation simulating solar spectrum and humidity cycles. |
Technical Specifications of Pigment Yellow 151
| Test Item | Specification |
|---|---|
| Appearance | Bright Yellow Powder |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Identification (IR) | Consistent with reference spectrum |
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 Pigment Yellow 151
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Pigment Yellow 151
Industrial Pigment Yellow 151 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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