Environmental
Gaseous Contamination
NOTE: Maximum corrosive contaminant levels measured at ≤50% relative humidity.
Copper Coupon Corrosion Rate
<300 Å/month per Class G1 as defined by ANSI/
ISA71.04-1985.
Silver Coupon Corrosion Rate
<200 Å/month as defined by AHSRAE TC9.9.
9