Barium chloride dihydrate

CAS Number
10326-27-9
EC Number
600-412-6
Chemical Formula
BaCl2.2H2O
Molecular Weight
244.26 g/mol

Description

Barium chloride dihydrate (CAS 10326-27-9), also known as Baryta Muriatica or BaCl2·2H2O, is an inorganic barium salt supplied in hydrated crystalline form. It functions as a chemical intermediate, precipitating agent, and process additive across water treatment, metallurgical, and textile industries. In water treatment, it removes sulfate ions through precipitation, helping industrial facilities manage effluent composition and meet discharge standards. Textile and leather processors use it in dyeing and finishing baths.

In these applications, it acts as a mordant and fixative to improve color retention on fiber substrates. In metallurgy and metal surface treatment, it serves in heat treatment salt baths for steel hardening processes. This material provides controlled thermal environments for case hardening. Pulp and paper operations apply it as a process chemical for sulfate removal and as a catalyst precursor in select chemical synthesis workflows.

Barium chloride dihydrate is available as white crystalline granules or powder. Standard commercial grades include technical grade and reagent or laboratory grade, with purity levels typically ranging from 98% to 99%+. Packaging is offered in bags and drums suited to bulk industrial procurement requirements. Our material meets rigorous industrial specifications to ensure consistent performance in high-demand manufacturing environments.

Other Names (Synonyms)

Barium dichloride dihydrate|BaCl2.2H2O|BARYTA MURIATICA|EL5GJ3U77E|RefChem:57578|Barium chloride (BaCl2), dihydrate|Barium chloride (BaCl2) hydrate (1:2)

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 113 °C
Boiling Point 1560 °C
Density 3.86 g/cm³
Appearance White solid
Color White
Form Solid
Water Solubility soluble
pH 5.2-8.2 (25℃, 50mg/mL in H2O)

Documentation

Safety & Handling Learn More

Danger
GHS06· Toxic GHS07· Irritant GHS08· Health Hazard

Hazard Statements

H301 Toxic if swallowed
H302 Harmful if swallowed
H315 Causes skin irritation
H319 Causes serious eye irritation

Precautionary Statements

P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.

Trade & Regulatory

HS Code 28273980
UN Number 1564
ADR Class 6.1
Packing Group III
Storage Class 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
WGK (Germany) 1
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