IMPA Code 330522 PORTABLE COMBUSTIBLE GAS DETECTOR, TYPE, GP-204 | IMPACT PRO (0-100% LEL) HONEYWELL , USA (2011-1)
IMPA Code 330529 4 GAS DETECTOR, ORION, MSA | GX-8000(B), CH4(LEL)/O2/CO/H2S, RIKEN KEIKI, JAPAN (2012-9)
IMPA Code 330536 5 GAS DETECTOR, TANKSCOPE II, MSA | MSA 62T = Closoed model. Quoted as Portable Gas Detector (LEL/VOL HC-1R) Model : Draeger X-AM 7000 Inc
