Description

Calcium Hydrogen Sulfide is an inorganic chemical compound with significant industrial utility. Its primary value lies in its role as a source of hydrogen sulfide and as a versatile sulfur-based reagent in various chemical processes. This product is essential for manufacturers and R&D facilities in sectors such as chemical synthesis, water treatment, and metallurgy, where controlled sulfur chemistry is required.

Application

• Chemical Synthesis: Acts as a precursor or reagent in the production of other sulfur-containing compounds and specialty chemicals.
• Water Treatment: Used in specific processes for heavy metal precipitation and sulfide generation in controlled industrial effluent treatment.
• Metallurgical Processing: Employed in ore flotation and as a sulfidizing agent in the extraction and refining of certain metals.
• Laboratory & Research: Serves as a standardized source of hydrogen sulfide gas for analytical procedures and experimental chemistry.
• Pulp & Paper Industry: Utilized in certain kraft pulping processes as part of the chemical recovery cycle.
• Leather Processing: Applied in specific tanning operations where sulfide agents are necessary for hair removal and hide treatment.

Basic Information

Product Name	Calcium Hydrogen Sulfide
CAS No.	9046-53-1
Molecular Formula	Ca(HS)2 • xH2O (commonly hydrated)
Molecular Weight	Variable (hydrated form). Anhydrous: 202.31 g/mol
Synonyms	Calcium Bisulfide; Calcium Hydrosulfide; Calcium Sulfhydrate; Calcium Hydrogen Sulphide; Calcium Bisulphide; Sulfurated Lime; Lime Sulfur (component); Lime Sulfide
EINECS	Contact for details

Quality Control

Our Calcium Hydrogen Sulfide is manufactured under controlled conditions to ensure batch-to-batch consistency and reliability. Quality is verified through a series of analytical tests, including assay, identification, and impurity profiling. A Certificate of Analysis (COA) documenting key parameters is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its hygroscopic (moisture-sensitive) and easily oxidized nature, it is recommended to store under an inert atmosphere for long-term stability and to minimize container headspace after opening. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Yellowish to light gray solid or solution
Identification (IR/Chemical)	Conforms
Assay (as Ca(HS)2)	≥ 90% (or as per grade)
Water Content	≤ 10% (or as per grade)
Insoluble Matter	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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