Solvent Green 3 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 128-80-3 |
| Product name | Solvent Green 3 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeReagent 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) |
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Documents We Provide for Solvent Green 3
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Solvent Green 3 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Solvent Green 3
| Industry | Application | Process |
|---|---|---|
| Textile Industry | Dye | Applied to dye protein fibers such as wool and silk; provides direct dyeing with moderate lightfastness |
| Paper Industry | Paper Coloring | Added to pulp or applied to paper surfaces to achieve green coloration, used in decorative or specialty paper production |
| Printing Inks | Pigment Component | Used as the coloring constituent in ink formulations for producing printing inks with specific green hues |
| Cosmetics | Temporary Colorant (Restricted Use) | Employed as a transient colorant in certain non-oxidative hair care products, subject to safety concentration limits |
| Laboratory Research | Biological Staining | Used for microscopic staining of tissue sections or microorganisms to support morphological examination |
Manufacturing Quality Control of Solvent Green 3
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at characteristic wavelength, calibrated against certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on the stoichiometric reaction of iodine with water in pyridine/methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C to combust organic matter, then weighing inorganic residue after cooling in desiccator. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption spectroscopy quantifies total heavy metals after acid digestion, using lead as surrogate metal limit indicator. |
| Chlorinated Impurities | GC-ECD | Gas chromatography with electron capture detection for trace chlorinated aromatic by-products formed during synthesis. |
| Acid Value | Acid-Base Titration | Titration with standardized KOH solution in ethanol to quantify free acidic impurities, expressed as mg KOH/g sample. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Comparison of sample solution color intensity against APHA platinum-cobalt standard scale using spectrophotometer at 430 nm. |
| Solubility in Water | Visual Inspection | Qualitative assessment of clarity and phase separation after vigorous mixing and standing per USP/EP general chapter <281>. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed via capillary tube method following ASTM D1560 or ISO 4625 standards. |
| Organic Volatile Impurities | GC-FID | Gas chromatography with flame ionization detection to identify and quantify residual solvents (e.g., benzene, toluene, xylene) per ICH Q3C. |
| Sulfated Ash | Gravimetric Analysis | Ignition after sulfuric acid treatment to convert metals to stable sulfates, followed by weighing of residual ash. |
| Specific Absorption (E1cm1%) | UV-Vis Spectrophotometry | Measurement of absorbance at specified wavelength in defined solvent, normalized to 1 cm pathlength and 1% w/v concentration. |
Technical Specifications of Solvent Green 3
| Test Item | Specification |
|---|---|
| Appearance | Black solid |
| Purity | >=98.0% (HPLC) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 210–215°C |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | Not applicable (black solid) |
| Odor | Characteristic, faint |
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 Solvent Green 3
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Solvent Green 3
Packaging of Solvent Green 3
Industrial Solvent Green 3 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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