Magnesium hexafluorosilicate hexahydrate
- CAS NO.：18972-56-0
- Empirical Formula: F6H2MgOSi
- Molecular Weight: 184.4
- MDL number: MFCD00150250
- EINECS: 606-187-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 01:18:49
What is Magnesium hexafluorosilicate hexahydrate?
Chemical properties
White powder
The Uses of Magnesium hexafluorosilicate hexahydrate
For mothproofing of textile fabrics.
Hazard
Strong irritant.
Safety Profile
Poison by ingestion. Moderately toxic by subcutaneous route. When heated to decomposition it emits toxic fumes of F-. See also FLUORIDES and MAGNESIUM COMPOUNDS.
Properties of Magnesium hexafluorosilicate hexahydrate
| Melting point: | 120°C (dec.) |
| Density | 1,79 g/cm3 |
| form | Powder |
| color | white |
| Specific Gravity | 1.788 |
| PH | 3.1 |
| Exposure limits | ACGIH: TWA 2.5 mg/m3 NIOSH: IDLH 250 mg/m3 |
| CAS DataBase Reference | 18972-56-0(CAS DataBase Reference) |
| EPA Substance Registry System | Silicate(2-), hexafluoro-, magnesium (1:1), hexahydrate (18972-56-0) |
Safety information for Magnesium hexafluorosilicate hexahydrate
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H301:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P321:Specific treatment (see … on this label). P405:Store locked up. |
Computed Descriptors for Magnesium hexafluorosilicate hexahydrate
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