China Factory Direct
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| CAS number | 59572-10-0 |
| Product name | 1,3,6,8-PYRENETETRASULFONIC ACID TETRASODIUM SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Analytical Chemistry | Fluorescent probe or fluorescent labeling reagent | Used for detection of metal ions (e.g., Al3+) or biomolecules, enabling quantitative or qualitative analysis via fluorescence spectroscopy |
| Materials Science | Organic optoelectronic material precursor | Employed as a building block for constructing water-soluble conjugated polymers or supramolecular assemblies, applied in the preparation of fluorescent sensors or luminescent materials |
| Biotechnology | Cell staining and imaging | Leveraged for fluorescence microscopy imaging of cellular structures or specific components, utilizing its strong fluorescence properties |
| Environmental Monitoring | Water quality indicator | Applied in optical sensing of waterborne pollutants, where fluorescence changes occur under specific pH conditions or in the presence of target ions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Quantification based on characteristic absorbance at ~280 nm using a calibrated standard curve. |
| Water Content | Karl Fischer Titration | Electrochemical titration with iodine to determine trace water content in the sample. |
| Residue on Ignition | Gravimetric Analysis | Weight loss after high-temperature ashing reflects inorganic impurities and residual salts. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element detection of toxic metals via plasma-excited atomic emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of Cl- anions using ion-exchange column and conductivity detection. |
| Sulfate Impurity | Barium Chloride Precipitation | Gravimetric determination of SO4(2-) as insoluble BaSO4 precipitate. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Direct measurement using calibrated glass electrode in 1% w/v aqueous solution. |
| Organic Impurities | HPLC-UV | Separation and detection of structurally related impurities using reversed-phase chromatography and UV detection. |
| Sodium Content | Flame Photometry | Quantification of Na+ by measuring characteristic emission intensity in flame. |
| Loss on Drying | Thermogravimetric Analysis | Mass loss measured after drying at 105 C under controlled conditions. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine size distribution in dispersed suspension. |
| Microbial Contamination | Membrane Filtration Assay | Enumeration of aerobic microorganisms via filtration, membrane transfer, and colony counting on agar media. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow-green solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Identification (NMR) | Consistent with structure |
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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.