Description

Stannous Sulfate CAS NO 7488-55-3 is an inorganic tin(II) salt widely recognized for its strong reducing properties and role as a source of divalent tin ions. This compound is critical for processes requiring controlled oxidation states and precise metal deposition. It serves as an essential raw material for manufacturers in the electroplating, chemical synthesis, and glass treatment industries, where consistent quality and reliable supply are paramount.

Application

• Electroplating & Surface Treatment: A key component in acid tin plating baths for depositing bright, adherent tin coatings on various metal substrates, including steel and copper.
• Chemical Manufacturing: Acts as a reducing agent and catalyst in organic synthesis and as a precursor for other tin-based compounds and stabilizers.
• Glass & Ceramics Industry: Used in the production of conductive coatings on glass and as an opacifying or coloring agent in ceramic glazes and enamels.
• Textile Processing: Employed as a mordant in dyeing processes to improve color fastness on fabrics.
• Laboratory & Analytical Reagent: Serves as a standard or reagent in analytical chemistry for redox titrations and qualitative testing.
• Battery Technology: Investigated for use in certain electrochemical cell and battery systems due to its redox activity.

Basic Information

Product Name	Stannous Sulfate
CAS No.	7488-55-3
Molecular Formula	SnSO₄
Molecular Weight	214.77 g/mol
Synonyms	Tin(II) sulfate; Tin sulfate; Stannous sulphate; Tin monosulfate; Sulfuric acid, tin(2+) salt (1:1); Tin(2+) sulfate; Stanous sulfate; Tin sulphate
EINECS	231-302-2

Quality Control

Our Stannous Sulfate is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity. Production adheres to relevant industrial standards, and each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, impurity profiles, and physical characteristics. We are committed to meeting the specific quality requirements of our global B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and easily oxidized; it is recommended to store under an inert atmosphere for long-term stability and to minimize contact with air. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to yellowish crystalline powder
Identification (IR)	Conforms
Assay (SnSO₄)	≥ 98.0 %
Insoluble Matter	≤ 0.1 %
Chloride (Cl)	≤ 0.01 %
Iron (Fe)	≤ 0.005 %
Lead (Pb)	≤ 0.01 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.