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Magnesium bromide

CAS Number
7789-48-2
EC Number
232-170-9
Chemical Formula
Br2Mg
Molecular Weight
184.11 g/mol

Description

Magnesium bromide (CAS 7789-48-2 ) is an inorganic salt used across pharmaceutical, food, and water treatment industries as a source of bromide ions for preservation, buffering, and chemical synthesis. MgBr2 is the recognized shorthand buyers use when specifying this compound in technical procurement contexts. In pharmaceutical manufacturing, it serves as a reagent in Grignard-type reactions. It also acts as a bromide ion source in active ingredient synthesis. Water treatment operations use it to generate hypobromous acid for biocidal control in cooling towers and industrial water systems. Food and nutrition applications include its use as a pH buffer and mineral supplement carrier in functional formulations. It supports preservation systems where controlled bromide release is required. This release helps to inhibit microbial growth in processed products. Magnesium bromide is supplied as an anhydrous powder or as the hexahydrate crystalline form for various industrial uses. The hydrated grade is more common in commercial distribution. Pharmaceutical-grade material is available to USP and BP specifications for regulated manufacturing environments. Technical-grade supply is standard for water treatment and industrial synthesis applications. This ensures the material meets the specific purity requirements for large-scale chemical processing. Contact us for supply of Magnesium bromide Request Quote

Other Names (Synonyms)

MgBr2 | 2VC6P60SLN | RefChem:155178 | Magnesium bromide (MgBr2) | Magnesium bromide, anhydrous | Magnesium dibromide

Key Technical Features

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

Physical Properties

Melting Point165 °C (decomp)
Boiling Point1248.47°C (estimate)
Density3.720 g/cm³
AppearanceColorless, very deliquescent crystals
bitter taste. Soluble in water
slightly soluble in alcohol.
Coloroff-white
Formpowder
Water Solubilityg/100g H2O: 100.6 (25°C), 125.4 (100°C)
solid phase, MgBr2 ·6H2O [KRU93]

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code28275900
Storage Class11 - Combustible Solids
WGK (Germany)1