China Factory Direct
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| CAS number | 1315-05-5 |
| Product name | 1315-05-5 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic 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 |
|---|---|---|
| Photovoltaic Energy | Absorber layer material for thin-film solar cells | Thermal evaporation, sputtering, chemical bath deposition (CBD), solution-based methods (e.g., spin coating, spray pyrolysis) |
| Semiconductors | Infrared detectors and photoconductive devices | Physical vapor deposition (PVD), molecular beam epitaxy (MBE) |
| Glass & Ceramics | Colorant (imparts red or gray hues) | High-temperature melt doping |
| Thermoelectric Materials | Medium- and low-temperature thermoelectric conversion devices | Melt quenching combined with spark plasma sintering (SPS) or hot pressing |
| Photocatalysis | Visible-light-responsive photocatalyst (for degradation of organic pollutants) | Hydrothermal synthesis, solvothermal synthesis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Sb2Se3 content) | X-ray Fluorescence (XRF) | Measures elemental composition via characteristic X-ray emission under primary X-ray excitation. |
| Selenium content | ICP-OES | Quantifies Se by measuring intensity of emitted atomic spectral lines after plasma atomization and excitation. |
| Antimony content | ICP-OES | Quantifies Sb by measuring intensity of emitted atomic spectral lines after plasma atomization and excitation. |
| Moisture content | Karl Fischer Titration | Determines water content via stoichiometric reaction between water and iodine in a controlled electrochemical titration. |
| Loss on ignition (LOI) | Gravimetric method | Measures mass loss after high-temperature heating to remove volatiles, adsorbed water, and organic impurities. |
| Water insoluble matter | Gravimetric filtration | Separates and weighs residue after hot water extraction and filtration under standardized conditions. |
| Heavy metal impurities (Pb, Cd, As, Hg) | ICP-MS | Detects trace heavy metals by measuring mass-to-charge ratios of ionized atoms in a magnetic sector or quadrupole mass analyzer. |
| Chloride content | Potentiometric titration with AgNO3 | Quantifies Cl- based on potential change during silver nitrate titration using a silver indicator electrode. |
| Sulfate content | Gravimetric precipitation | Measures SO4(2-) as insoluble BaSO4 precipitate formed by barium chloride addition and subsequent drying/weighing. |
| Particle size distribution | Laser diffraction | Determines size distribution by analyzing angular variation in laser light scattering from dispersed particles. |
| Bulk density | ASTM D1895 | Measures mass per unit volume of freely settled powder in a standardized cylinder under controlled conditions. |
| pH of aqueous slurry | Potentiometric measurement | Determines acidity/alkalinity of a defined suspension using a calibrated pH electrode and reference electrode. |
| Test Item | Specification |
|---|---|
| Appearance | Brown to black solid |
| Purity | >=98.5% metals basis |
| Total Impurities | <=1.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Solubility | Insoluble in water; soluble in concentrated mineral acids |
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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.