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Tyvek® 1422A Electrostatic Charging & Grounding

Environment Tyvek®
Non explosive Y
Explosive with relative humidity <25% X
Dust explosive atmospheres
Relative humidity >25%
Y

Continuously ground the garment by:
  • Wearing conductive shoes
    and
  • Walking on grounded floor
    and
  • Connect garment to shoes
    or
  • Attach grounding cable to garment
Explosive organic and inorganic gases and vapours
Relative humidity >25%
Y *

Continously ground the garment by:
  • Wearing conductive shoes
    and
  • Walking on grounded floor
    and
  • Connect garment to shoes
    or
  • Attach grounding cable to garment
Very sensitive flammable atmospheres e.g. hydrogen atmospheres (>4% hydrogen in air) and oxygen enriched atmospheres X

* For personal protection against organic chemicals, Tychem® F garments should be considered.

Key:

Y Garment can be worn in this environment.
X Garment not recommended for use.