Difference between revisions of "Magnesium silicofluoride"
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magnesium fluosilicate; magnesium hexafluorosilicate | magnesium fluosilicate; magnesium hexafluorosilicate | ||
| − | == | + | == Risks == |
| + | |||
| + | * Strong irritant to skin and membranes. | ||
| + | * ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AA8901836&productDescription=MAG+HXFLROSILICATE+HYD+500G&vendorId=VN00024248&countryCode=US&language=en SDS] | ||
| + | == Physical and Chemical Properties == | ||
Soluble in water. Insoluble in ethanol. | Soluble in water. Insoluble in ethanol. | ||
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|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 120 (dec) | + | | 120 C (dec) |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 1.788 | + | | 1.788 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|} | |} | ||
| − | == | + | ==Resources and Citations== |
| − | |||
| − | |||
| − | |||
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
Latest revision as of 13:13, 16 October 2022
Description
White efflorescent crystals that are a strong reducing agent. Magnesium silicofluoride is used for mothproofing textiles, as a concrete hardener, as a laundry sour, and as a waterproofing material.
Synonyms and Related Terms
magnesium fluosilicate; magnesium hexafluorosilicate
Risks
- Strong irritant to skin and membranes.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water. Insoluble in ethanol.
| Composition | MgSiF6-6H2O |
|---|---|
| CAS | 18972-56-0 |
| Melting Point | 120 C (dec) |
| Density | 1.788 g/ml |
| Molecular Weight | mol. wt. = 166.38 |
| Refractive Index | 1.3439, 1.3602 |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: m5704
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.3439, 1.3602