WatchGas SST1 Serviceable SO2 Gas Detector SST1-S RKI Gas Monitors Puncture: 1)

Puncture: 1)

MCR Klondike KD7 OTG (over the glass) series features an oversized frame and lens to fit over most prescription glasses

Charger (Long Duration and Fast Charge only)

GL620CX2 - 2XL

WatchGas SST1 Serviceable SO2 Gas Detector SST1-S RKI Gas Monitors Puncture: 1)You'll smell sulfur dioxide before you can see it but by the time you're smelling it, you may already be at OSHA's permissible exposure limit. SO2 has a pungent, unmistakable odor that most workers can detect between 0. 5 and 3 ppm. That's the problem: OSHA's permissible exposure limit is 5 ppm as an 8 hour time weighted average, and NIOSH's more conservative recommended limit is 2 ppm TWA with a 5 ppm short term exposure limit. The concentration