RKI FP-31 Formaldehyde Gas Detector (each) Pants or 50 times PEL with

or 50 times PEL with quantitatively fit tested full facepieces

Side-payout housing design and lifeline recoil spring deliver smooth operation and help reduce nuisance lock-up

Buckles and Adjusters Overmolded alloy steel

Shoulder length with side slits

(640 ± 10gm)

RKI FP-31 Formaldehyde Gas Detector (each) Pants or 50 times PEL withThe FP 31 is a highly sensitive portable gas detector specific for formaldehyde detection. It uses a photoelectric photometry method which utilizes colorimetric tablets for detection. A tablet in placed into the instrument, and then a room air sample is pumped onto the tablet for either a 15 minute or a 30 minute period. If formaldehyde is present, it will cause the chemically impregnated tablet surface to darken or stain. The magnitude of the stain