Barium iodide dihydrate
Barium iodide dihydrate (CAS: 7787-33-9), with the molecular formula Bal₂ · 2H₂O and a molecular weight of 427.17 g/mol, is an inorganic salt. It typically presents as a white crystalline solid. This compound is primarily utilised in chemical synthesis and as a reagent in various laboratory applications. Its properties make it a valuable component for researchers and industrial chemists requiring specific barium-based compounds.

Chemical Synthesis
Barium iodide dihydrate serves as a precursor or reagent in the synthesis of other barium-containing compounds and organic iodides. Its reactivity is leveraged in various inorganic and organic reaction pathways.
Laboratory Reagent
It is employed as a general laboratory reagent for analytical purposes and in the development of new chemical processes. Its solubility in water facilitates its use in aqueous reaction systems.
Research Applications
Used in research settings for exploring the properties of barium compounds and their potential applications in materials science and other fields.
| Molecular weight | 427.17 |
|---|---|
| Linear formula | Bal2 · 2H2O |
| Assay | ≥95% |
| Density | 5.15 g/mL at 25 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
Precautionary statements
- P264Wash thoroughly after handling
| Transport (UN / ADR) | UN 1564 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/22 |
| Safety statements (S) | 28 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Barium iodide dihydrate used for?
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Barium iodide dihydrate is primarily used as a reagent in chemical synthesis and in various laboratory research applications. It can serve as a source of barium ions or iodide ions in chemical reactions.
What are the CAS number and formula for Barium iodide dihydrate?
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The CAS number for Barium iodide dihydrate is 7787-33-9, and its formula is Bal₂ · 2H₂O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Barium iodide dihydrate with an assay of ≥95%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should Barium iodide dihydrate be handled safely?
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Barium iodide dihydrate is harmful if swallowed and if inhaled (H302 + H332). Handle with appropriate personal protective equipment, including gloves and eye protection, and ensure adequate ventilation. Avoid dust formation and ingestion.
Is Barium iodide dihydrate a controlled substance?
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The provided data does not indicate that Barium iodide dihydrate is a controlled substance.
How is Barium iodide dihydrate packed and exported?
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Barium iodide dihydrate is carefully packed to ensure safety during transit and is exported in compliance with international shipping regulations for hazardous materials (UN 1564, Class 6.1).
How can I request a quote or sample for Barium iodide dihydrate?
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To request a quote or a sample of Barium iodide dihydrate, please contact our sales team via the website or your designated account manager.
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