
SiF4 Silicon Tetrafluoride
Specifications | ||
Purity | >99.999 | vol.% |
Impurity | ||
N2 | <4.0 | vol.ppm |
O2 | <0.5 | vol.ppm |
CO | <0.1 | vol.ppm |
CO2 | <3.0 | vol.ppm |
CH4 | <0.1 | vol.ppm |
SO2 | <0.1 | vol.ppm |
H2S | <0.1 | vol.ppm |
Cylinder・Contents Cylinder/Content |
Valve for Specialty Gas Valve |
|
47ℓ: | ~10kg | JIS.W22-14L |
10ℓ: | ~5kg | |
3.4ℓ: | ~1kg | |
1ℓ: | ~300g | |
0.35ℓ: | ~100g | G1/4 19.OR |
※Maximum pressure for below 1L-sized cylinder: 4.9MPa

High Pressure Gas | |
Molecular Weight | 104.08 |
UN Code | 1859 |
Permissible Concentration | TLV value unsettled(Reference: TLV-TWA 2.5mg(F)/㎥) |
Description | Colorless Gas |
Odor | Suffocating Odor |
Specific Gravity | 3.63(20℃, 0.1MPa) |
Boiling Point | -65℃ |
Density(Vapor) | 4.370kg/㎥(20℃, 0.1MPa) |
Density(Liquid) | 1.590kg/ℓ(-80℃) |