SGS United Kingdom
Wolverhampton, GB
IEC 60079-6;2015 ANSI/ISA/UL 60079-6: 07 C22.2 No 60079-6:11 Excluding Group I IEC 60079-6:2007 (withdrawn) IEC 60079-6:1995 (withdrawn) Tests for Increased Safety Apparatus (Exe) Construction, safety and marking IEC 60079-7