GASCO 34L-411 34 Liter 100 PPM Carbon Monoxide, 25% LEL Pentane, 25 PPM Hydrogen Sulfide, 19.0% Oxygen Calibration Gas, Nitrogen, 1 Each 3M-Descent-Rescue-Master *Note - this product requires

*Note - this product requires a valid RX license to purchase

The Bullard C35 35KBR 6pt Ratchet Classic Extra Large Full Brim Kentucky Blue Hard Hat with Accessory Slots is designed to provide superior head protection on demanding job sites

The Low Profile models are available with your choice of standard or ADA/DDA compliant ramps

Featuring tear-resistant liquid and particulate barrier helps protect against blood penetration

Dimensions: 11

GASCO 34L-411 34 Liter 100 PPM Carbon Monoxide, 25% LEL Pentane, 25 PPM Hydrogen Sulfide, 19.0% Oxygen Calibration Gas, Nitrogen, 1 Each 3M-Descent-Rescue-Master *Note - this product requiresGasco 34L 411 34 Liter 100 PPM Carbon Monoxide, 25% LEL Pentane, 25 PPM Hydrogen Sulfide, 19. 0% Oxygen Calibration Gas, Nitrogen, 1 Each The Gasco 34L 411 34 Liter 100 PPM Carbon Monoxide, 25% LEL Pentane, 25 PPM Hydrogen Sulfide, 19. 0% Oxygen Calibration Gas, Nitrogen is a precision calibration gas used to calibrate sensors in gas detection equipment for environmental emissions monitoring, industrial hygiene monitors, and trace impurity analyzers.