Detector Tube Measurement Range 50 to 8 000 mg/m3 Gas Detected Stoddard Solvent For Use With Gastec Pump Color Change White to 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 1.5 min (50 to 8 000 mg/m3) Sampling Volume 100 mL (1 Pump Stroke)