SODIUM STANNATE TRIHYDRATE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 12027-70-2 |
| Product name | SODIUM STANNATE TRIHYDRATE |
| 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 SODIUM STANNATE TRIHYDRATE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk SODIUM STANNATE TRIHYDRATE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of SODIUM STANNATE TRIHYDRATE
| Industry | Application | Process |
|---|---|---|
| Electroplating Industry | Primary salt in alkaline tin plating baths, serving as the source of tin ions | Formulated with sodium hydroxide and sodium potassium tartrate into alkaline tin plating electrolytes for tin electroplating on steel, copper, and copper alloys |
| Ceramics Industry | Flux and opacifier in ceramic glazes | Incorporated into glaze formulations to lower firing temperature and enhance glaze gloss and whiteness |
| Glass Industry | Clarifying agent and decolorizing agent in glass production | Added during glass melting to eliminate bubbles and neutralize green tint caused by iron impurities |
| Textile Industry | Synergistic component in flame-retardant finishing agents for fabrics | Combined with phosphate-based flame retardants and applied to cotton fabrics via pad-dry-cure processing to impart flame resistance |
| Chemical Synthesis | Precursor for synthesizing other tin compounds (e.g., tin dioxide, stannic acid) | Converted into target tin compounds through acidification, thermal decomposition, or hydrolysis |
Manufacturing Quality Control of SODIUM STANNATE TRIHYDRATE
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color and state under natural light or standard illumination. It should be a white crystalline powder without visible impurities. |
| Main Component Content (SnO₃²⁻) | Complexometric Titration (EDTA Titration) | In weakly alkaline conditions, Sn⁴⁺ is titrated with EDTA standard solution. The tin content is determined through displacement reaction or back-titration, and then converted to the content of stannate ion. |
| Moisture (crystallization water + adsorbed water) | Drying loss method / Karl Fischer method | Drying loss method: Dry the sample at 105–110°C until constant weight, and calculate the percentage of weight loss; Karl Fischer method provides more accurate measurement of moisture content. |
| pH Value | pH Meter Measurement | Dissolve a certain concentration of sample solution (e.g., 1% w/v) and measure its pH using a calibrated pH meter after stirring. |
| Chlorides | Turbidimetric Method (Silver Nitrate Method) | In nitric acid medium, silver nitrate is added to form silver chloride turbidity. The turbidity is compared with a standard chloride reference solution for limit testing. |
| Sulfates | Turbidimetric Method (Barium Chloride Method) | In hydrochloric acid medium, barium chloride is added to form barium sulfate turbidity. The turbidity is compared with a standard sulfate reference solution for limit testing. |
| Heavy Metals (Pb as reference) | Atomic Absorption Spectrometry (AAS) or ICP-MS | After sample digestion, the content of lead and other heavy metals is determined using atomic absorption spectrometry or inductively coupled plasma mass spectrometry. |
| Iron Content | Spectrophotometry (Sulfoisochromic Acid Method) | In acidic conditions, iron forms a colored complex with sulfoisochromic acid. The absorbance is measured at a specific wavelength (e.g., 420 nm) for quantification. |
| Insoluble Matter | Gravimetric Method | After dissolving the sample in water, filter the solution, wash the residue, dry it to constant weight, and weigh the insoluble matter to calculate the percentage. |
| Particle Size Distribution | Laser Particle Size Analysis | A laser particle size analyzer is used to measure the suspended sample solution, obtaining particle size parameters such as D10, D50, and D90. |
Technical Specifications of SODIUM STANNATE TRIHYDRATE
| Test Item | Specification |
|---|---|
| Appearance | White crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Solubility | Freely soluble in water; insoluble in organic solvents |
| Odor | Odorless |
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 SODIUM STANNATE TRIHYDRATE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of SODIUM STANNATE TRIHYDRATE
Industrial SODIUM STANNATE TRIHYDRATE 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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