TAIYO NIPPON SANSO

Electronics Gas
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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

物性データ
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℃)