Chemical Formula: Na₂SnO₃

CAS Number: 12058-66-1 (anhydrous); 12027-70-2 (trihydrate)

HS Code: 28419090

UN Number: (Not classified as hazardous;)

Purity: 98% or higher (industrial grade, typically trihydrate form)

Appearance: White crystalline powder or granules, odorless

Packaging: 25kg drum export-standard packaging

Applications in Electroplating:

Tin Plating: Serves as a primary source of tin ions in alkaline tin electroplating baths, providing bright, smooth, and corrosion-resistant tin coatings for electronic components and decorative finishes.

Surface Preparation: Enhances the activation and cleaning of metal surfaces, improving adhesion of tin coatings, especially on copper, brass, and steel substrates.

Quality Enhancement: Improves the corrosion resistance, solderability, and uniformity of plated layers, commonly used in printed circuit boards, connectors, and food packaging.

Benefits:

Ensures consistent plating thickness and excellent surface finish, meeting high-quality industry standards.

Cost-effective and widely compatible with alkaline tin plating processes.

Enhances corrosion resistance and functionality, significantly extending the lifespan of plated products.

Procurement Details:

MOQ: 100kg

Sample Availability: Available upon request (freight collect)

Lead Time: 10-15 days after order confirmation

Shipping Port: Qingdao, China (or other major ports upon request)

Price: Contact us for a tailored quote based on volume and destination

Payment Terms: T/T, L/C