Functional Roles
Industries Served
Physical Properties
physical_description
Liquid; Water or Solvent Wet Solid; Dry Powder; Other Solid; Dry Powder, Other Solid; Pellets or Large Crystals; Pellets or Large Crystals, Other Solid; Dry Powder, Pellets or Large Crystals
color/form
Thin white to gray granules and/or flakes
boiling_point
1,412 u00b0C
melting_point
712 u00b0C (rapid heating)
solubility
In methanol, 15.5 g/100 g @ 0 u00b0C, 20.4 g/100 g @ 60 u00b0C; in ethanol, 3.61 g/100 g @ 0 u00b0C, 15.89 g/100 g @ 60 u00b0C
density
2.3 g/cmu00c2u00b3
decomposition
When heated to decomp ... emits toxic fumes of /hydrogen chloride/.
refractive_index
INDEX OF REFRACTION: 1.675, 1.59
other_experimental_properties
Slow heating releases chlorine @ 300 u00b0C; attacks fused silica when melted; easily forms alcoholates and etherates; deliquencent crystals; at 100 u00b0C loses 2 H2O (17.7%); at 110 u00b0C begins to lose some HCl; by strong ignition is converted into oxychloride.
GHS / SDS Safety
Danger
Irritant
Corrosive
- H302 (27.6%): Harmful if swallowed [Warning Acute toxicity, oral]
- H319 (11.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H318 (27.6%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
- H335 (10.9%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
- H315 (37.6%): Causes skin irritation [Warning Skin corrosion/irritation]
- H290 (27.6%): May be corrosive to metals [Warning Corrosive to Metals]
Chemical Identity
| CAS Number | 7786-30-3 |
| IUPAC Name | magnesium dichloride |
| InChI Key | TWRXJAOTZQYOKJ-UHFFFAOYSA-L |
| PubChem CID | 5360315 |
| INCI Name | MAGNESIUM CHLORIDE |
Synonyms & Trade Names
Full Description
Magnesium Chloride (MgCl2) is an inorganic salt that functions as a pH adjustment agent in industrial applications. This specialty additive is utilized across industrial manufacturing, oil & gas, textiles, and water treatment industries for precise pH control and chemical processing requirements. With a molecular weight of 95.21 and high solubility characteristics, it provides reliable performance in demanding industrial environments.