Detector Tube Measurement Range 0.05 to 2 mg/L Gas Detected Water Vapor For Use With Mfr No GV-100-SOHA-TR Mfr No GV-110-S-TR Mfr No GV-110-SOHA-TR Color Change Yellow to Purple Operating Pressure Ambient 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 30 sec (05 to 1 mg/L)