Stannous pyrophosphate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 15578-26-4 |
| Product name | Stannous pyrophosphate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeSpecialty GradeMaterial 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) |
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Documents We Provide for Stannous pyrophosphate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Stannous pyrophosphate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Stannous pyrophosphate
| Industry | Application | Process |
|---|---|---|
| Electronics Industry | Additive for electroplating tin metal layers | Acts as a stabilizer and brightener in electroplating baths to improve coating uniformity and brightness |
| Chemical Synthesis | Organic synthesis intermediate | Used to prepare organotin compounds, such as stannane-based catalysts or coupling reagents |
| Coatings & Inks | Corrosion inhibitor and drier | Added to coatings to promote oxidative drying and enhance corrosion resistance of the cured film |
| Printed Circuit Boards (PCB) | Pretreatment agent for electroplating | Applied for surface cleaning and activation to improve plating adhesion |
| Catalysis | Catalyst for organic reactions | Participates in certain redox reactions, including aldehyde/ketone reduction and coupling reactions |
| Textile Industry | Flame retardant finishing agent | Used as a halogen-free flame retardant auxiliary in surface treatment of fibrous materials |
Manufacturing Quality Control of Stannous pyrophosphate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Sn2P2O7 content) | Acid-Base Titration with EDTA | Complexometric titration after dissolution in HCl, using xylenol orange indicator and standard EDTA solution. |
| Tin (Sn) Content | ICP-OES | Quantification of total tin by plasma excitation and spectral emission intensity measurement. |
| Phosphorus (P) Content | UV-Vis Spectrophotometry (as ammonium phosphomolybdate) | Reduction of phosphomolybdate complex to molybdenum blue for absorbance measurement at 820 nm. |
| Chloride (Cl-) Impurity | Potentiometric Titration with AgNO3 | Precipitation titration using silver nitrate and a silver indicator electrode to detect endpoint. |
| Sulfate (SO4) Impurity | Gravimetric Analysis | Precipitation as BaSO4 followed by high-temperature ignition and weighing. |
| Heavy Metals (Pb, Cd, As, Hg) | ICP-MS | Multi-element detection via ionization in plasma and mass filtering with high sensitivity. |
| Loss on Ignition (LOI) | Thermogravimetric Analysis (TGA) | Mass loss measured upon heating to 1000 C under air to determine volatile content and hydration. |
| pH of Aqueous Suspension | pH Meter Measurement | Electrochemical measurement of H+ activity in a defined water suspension (e.g., 10% w/v). |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to calculate size distribution. |
| Specific Surface Area | BET Nitrogen Adsorption | Measurement of nitrogen gas adsorption isotherm at liquid nitrogen temperature to calculate surface area. |
| Insoluble Residue | Gravimetric Filtration | Filtration through ashless filter paper, drying, and weighing of retained residue after acid digestion. |
| Water Soluble Matter | Gravimetric Evaporation | Extraction with distilled water, filtration, evaporation of filtrate, and residue weighing. |
Technical Specifications of Stannous pyrophosphate
| Test Item | Specification |
|---|---|
| Appearance | Off-white powder |
| Purity | 98.0–99.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Insoluble in water; soluble in dilute mineral acids |
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 Stannous pyrophosphate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Stannous pyrophosphate
Industrial Stannous pyrophosphate 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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