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| Hexafluorosilicic acid Basic information | |
| Product Name: | Hexafluorosilicic acid |
| Synonyms: | SILICOFLUORIC ACID;SYSMEHFRWGKPVGKKRRPVKVYPNGAEDESAEAFPLEF;SER-TYR-SER-MET-GLU-HIS-PHE-ARG-TRP-GLY-LYS-PRO-VAL-GLY-LYS-LYS-ARG-ARG-PRO-VAL-LYS-VAL-TYR-PRO-ASN-GLY-ALA-GLU-ASP-GLU-SER-ALA-GLU-ALA-PHE-PRO-LEU-GLU-PHE;SER-TYR-SER-MET-GLU-HIS-PHE-ARG-TRP-GLY-LYS-PRO-VAL-GLY-LYS-LYS-ARG-ARG-PRO-VAL-LYS-VAL-TYR-PRO-ASN-GLY-ALA-GLU-ASP-GLU-SER-ALA-GLU-ALA-PHE-PRO-LEU-GLU-PHE HUMAN;HYDROGEN HEXAFLUOROSILICATE;HYDROFLUOROSILICIC ACID;HYDROFLUOSILICIC ACID;HYDROSILICOFLUORIC ACID |
| CAS: | 16961-83-4 |
| MF: | F6H2Si |
| MW: | 144.09 |
| EINECS: | 241-034-8 |
| Mol File: | 16961-83-4.mol |
| Hexafluorosilicic acid Chemical Properties | |
| Boiling point | 108-109°C |
| density | 1.22 g/mL at 20 °C (lit.) 1.31 g/mL at 25 °C |
| vapor pressure | 23hPa at 19.85℃ |
| refractive index | 1.35 |
| Fp | 108-109°C |
| storage temp. | −20°C |
| solubility | H2O: 1 mg/mL, clear, colorless |
| pka | 1.83[at 20 ℃] |
| form | Liquid |
| color | Clear colorless |
| Specific Gravity | 1.38 (40%) |
| Water Solubility | Miscible with water. |
| Hydrolytic Sensitivity | 0: forms stable aqueous solutions |
| Merck | 144,182 |
| Exposure limits | ACGIH: TWA 2.5 mg/m3 |
| NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3 | |
| Stability: | Stable in aqueous solution. |
| InChIKey | AUJBMDCSBIPDEH-UHFFFAOYSA-N |
| CAS DataBase Reference | 16961-83-4(CAS DataBase Reference) |
| EPA Substance Registry System | Fluosilicic acid (16961-83-4) |
| Impurity name | Index |
| Assay | 23% min., 30%min., 34%min., 40% min. |
| Free acid (HF) | 1% max. |
| Sulfate(SO4) | 0.1% max. |
| Iron(Fe) | 0.004% max. |
| Lead(Pb) | 0.005% max. |
| Hexafluorosilicic acid Basic information | |
| Product Name: | Hexafluorosilicic acid |
| Synonyms: | SILICOFLUORIC ACID;SYSMEHFRWGKPVGKKRRPVKVYPNGAEDESAEAFPLEF;SER-TYR-SER-MET-GLU-HIS-PHE-ARG-TRP-GLY-LYS-PRO-VAL-GLY-LYS-LYS-ARG-ARG-PRO-VAL-LYS-VAL-TYR-PRO-ASN-GLY-ALA-GLU-ASP-GLU-SER-ALA-GLU-ALA-PHE-PRO-LEU-GLU-PHE;SER-TYR-SER-MET-GLU-HIS-PHE-ARG-TRP-GLY-LYS-PRO-VAL-GLY-LYS-LYS-ARG-ARG-PRO-VAL-LYS-VAL-TYR-PRO-ASN-GLY-ALA-GLU-ASP-GLU-SER-ALA-GLU-ALA-PHE-PRO-LEU-GLU-PHE HUMAN;HYDROGEN HEXAFLUOROSILICATE;HYDROFLUOROSILICIC ACID;HYDROFLUOSILICIC ACID;HYDROSILICOFLUORIC ACID |
| CAS: | 16961-83-4 |
| MF: | F6H2Si |
| MW: | 144.09 |
| EINECS: | 241-034-8 |
| Mol File: | 16961-83-4.mol |
| Hexafluorosilicic acid Chemical Properties | |
| Boiling point | 108-109°C |
| density | 1.22 g/mL at 20 °C (lit.) 1.31 g/mL at 25 °C |
| vapor pressure | 23hPa at 19.85℃ |
| refractive index | 1.35 |
| Fp | 108-109°C |
| storage temp. | −20°C |
| solubility | H2O: 1 mg/mL, clear, colorless |
| pka | 1.83[at 20 ℃] |
| form | Liquid |
| color | Clear colorless |
| Specific Gravity | 1.38 (40%) |
| Water Solubility | Miscible with water. |
| Hydrolytic Sensitivity | 0: forms stable aqueous solutions |
| Merck | 144,182 |
| Exposure limits | ACGIH: TWA 2.5 mg/m3 |
| NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3 | |
| Stability: | Stable in aqueous solution. |
| InChIKey | AUJBMDCSBIPDEH-UHFFFAOYSA-N |
| CAS DataBase Reference | 16961-83-4(CAS DataBase Reference) |
| EPA Substance Registry System | Fluosilicic acid (16961-83-4) |
| Impurity name | Index |
| Assay | 23% min., 30%min., 34%min., 40% min. |
| Free acid (HF) | 1% max. |
| Sulfate(SO4) | 0.1% max. |
| Iron(Fe) | 0.004% max. |
| Lead(Pb) | 0.005% max. |
