Potassium Stannate Trihydrate

Details:

CAS 12125-03-0 Potassium Stannate Trihydrate For Electro Plating Industry Potassium Stannate 12142-33-5

 

Product Description

Potassium Stannate Trihydrate (K?Sn(OH)?) - Description

Potassium Stannate Trihydrate (K?Sn(OH)?) is an inorganic tin compound that appears as a white crystalline powder or solid. It is highly soluble in water and is primarily used in electroplating, metal surface treatment, and as a stabilizer in chemical formulations. It serves as an alkaline tin source in various industrial applications.

Technical Data

Property	Specification
Chemical Formula	K2SnO3.3H2O
CAS Number	12125-03-0
Molecular Weight	282.91 g/mol
Appearance	White crystalline powder
Solubility	Soluble in water
pH (1% solution)	12 - 13 (alkaline)
Tin (Sn) Content	42 - 45%
Potassium (K) Content	20 - 22%
Density	~3.1 g/cm³
Melting Point	Decomposes before melting
Stability	Stable under normal conditions, but hygroscopic

Key Features

? High Tin Content – Provides a rich source of tin for various processes.
? Water Soluble – Easily dissolves in water to form alkaline solutions.
? Alkaline Nature – Suitable for electroplating and surface treatment applications.
? Corrosion Resistance – Enhances corrosion protection in coatings.
? Environmentally Friendly – Used as an alternative to lead-based compounds in industrial applications.

Applications

1. Electroplating Industry

• Used as a tin source in alkaline tin electroplating baths.
• Ensures smooth and uniform tin plating on various metals.
• Improves corrosion resistance and solderability of coated surfaces.

2. Metal Surface Treatment

• Acts as a corrosion inhibitor for metal surfaces.
• Enhances durability and longevity of metallic coatings.

3. Chemical Manufacturing

• Used as a stabilizer and catalyst in chemical reactions.
• Plays a role in glass and ceramic coatings.

4. Soldering & Electronics

• Used in lead-free solder formulations.
• Helps in PCB (Printed Circuit Board) manufacturing by providing tin coatings.

5. Textile & Dye Industry

• Functions as a mordant in textile dyeing applications.

Packaging	1kg-15kg packing	2 PE bag inside + 1 foil bag outside in carton
	25kg-50kg packing	2 PE bag inside + 1 foil bag outside in drum
	Other packing	Customized packing
Drum Size	D38cm*H60cm or customized, 25 kg/ drum
Shipping	1-50kg	International Express	Fast and convenient	Door to Door
	50-500kg	Air Transportation	Fast and cheap	To Air Port
	Above 500kg	Sea Transportation	Cheap and convenient	To Port

 

 

 

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