Description

Einecs 224-496-5 CAS NO 7757-91-7 refers to the inorganic compound Barium Chloride Dihydrate, a crucial source of barium ions in various industrial processes. This high-purity chemical is valued for its consistent reactivity and solubility, making it a reliable reagent for demanding applications. It is primarily sought by manufacturers and laboratories in the water treatment, pigment production, and chemical synthesis sectors for its role in sulfate removal and as a precursor for other barium salts.

Application

• Water Treatment & Purification: Used as a precipitating agent for sulfate removal in industrial wastewater and boiler feed water systems.
• Chemical Manufacturing: Serves as a key precursor in the synthesis of other barium salts, such as barium sulfate and barium carbonate.
• Pigment & Dye Production: Employed in the manufacture of certain green pigments and as a mordant in textile dyeing processes.
• Laboratory Reagent: Acts as a standard analytical reagent in chemistry labs for sulfate testing and other qualitative analyses.
• Heat Treatment Salts: A component in salt baths for the case hardening and heat treatment of steel and other metals.
• Ceramics & Glass Manufacturing: Used to impart specific properties in the production of specialty glasses and ceramic glazes.

Basic Information

Product Name	Barium Chloride Dihydrate
CAS No.	7757-91-7
Molecular Formula	BaCl₂·2H₂O
Molecular Weight	244.26 g/mol
Synonyms	Barium dichloride dihydrate; Barium chloride (BaCl2) dihydrate; Barium(II) chloride dihydrate; EINECS 233-788-1 (anhydrous); Barium Muriate Dihydrate; Barium Chloride Crystals; Barium Chloride USP
EINECS	224-496-5

Quality Control

Our Barium Chloride Dihydrate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product is tested against rigorous in-house specifications, which may align with technical or reagent-grade standards. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profiles, and physical parameters is provided with every shipment to guarantee compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent absorption of moisture from the air, which can lead to caking or changes in assay.

Specification

Item	Specification
Appearance	White crystalline solid
Identification (IR)	Conforms
Assay (BaCl₂·2H₂O)	≥ 99.0%
pH (5% solution)	5.0 - 8.0
Insoluble Matter	≤ 0.01%
Iron (Fe)	≤ 10 ppm
Heavy Metals (as Pb)	≤ 10 ppm
Loss on Drying	14.0 - 16.0%

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