Magnesium Chloride Hexahydrate

Magnesium Chloride Hexahydrate is opaque, deliquescent granular & lumps. Soluble in water and alcohol, aqueous solution is neutral or slightly alkaline.
Shelf Life​:      Long life in airtight bags.

Chemical Formula MgCl2.6H2O
Molecular Weight 203.29
CAS No. 7791-18-6
Parameters     Average Chemical Analysis
Physical appearance White to grey white granules.
Magnesium Chloride   (MgCl2•6H2O) 98 % min. (MgCl2 =46% min.)
Calcium Chloride 3.5 % max.
Magnesium sulphate 0.5 % max
Water insoluble. 0.5% max.
pH (10% W/V solution) 8 – 9
It is supplied in the packing of 25 kg Polypropylene bags, having polyethylene liner in bags. Must be stored in well-ventilated and covered area. Protect against physical damage.
Common uses of magnesium chloride hexahydrate are as given below:
  • Grinding Millstone industry as an adhesive (binder)
  • Chemicals desiccant for air drying (as moisture absorbent)
  • Textile & Polymer Industry (as catalyst of resin finishing)
  • Fire retardants in material coating & production of non-flammable material
  • De-icing & removing the ice from roads after snowfall)
  • Dust Control (as moisture absorbent in mining
  • Oil & Gas industry / drilling construction sites, roadsides, parks, parking areas, airports etc.

It should be kept away from rain or damp. Isolate from incompatible substances. Use safety goggles and rubber gloves.

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