Silane (SiH4)

Health Effects
Silane toxic and also irritating to the eyes and respiratory system in part because of the formation of silicic acid on reaction with water.
RTECS Description:   Mutagen
Carcinogenicity:          IARC/NTC:  Not listed as a human carcinogen

Exposure Limits:
ACGIH:          TWA =            5.0 ppm
NIOSH           REL =                         5 ppm
IDLH =           not determined
OSHA:            None

Steri-Trac® SiH4 Monitor
Availability:                            Special Order
Specifications:*                      
Sensor type                 Electrochemical
Range:                         0 – 50 ppm
Resolution:                  0.1 ppm
Temp Range:               -20 to +40 oC
Response time (t50):     <60s (2 min exposure time)

Properties and Applications:
Silane is a pyrophoric gas at room temperature with a repulsive odor. Silane is used as s source of high purity silicon in semi-conductor and solar panel manufacture. It is also used to deposit thin layers of silica on surfaces.

MW:                            32.1 g/mol
Rel. Gas Density:        1.1(Air = 1)
Autoignition temp.:     21 oC
LEL:                            1.37% v/v

*Specifications are subject to change