Tube Formaldehyde 0.1-40 PK10

Detector Tube Measurement Range 0.1 to 40 ppm Gas Detected Formaldehyde For Use With Gastec Pump Color Change Yellow to Reddish Brown Operating Pressure 912 to 1 114 hPa Operating Temperature - Minimum 32 Degrees F Tube Material Glass Break-Off Tip Yes Calibrated Yes Product Type Gas Detection Tube Sampling Method With Pump Shelf Life 3 yr Application Industrial Safety and Health Sampling Time 7.5 min (0.1 to 5 ppm) Sampling Volume 500 mL (5 Pump Stroke) Chemical Formula CH2O