Airgas Part #:STD121
Manufacturer Part #:121
Gas To Be Measured
» Benzene SEIProduct Type
» Detector TubeTLV (ppm)
» 0.5 ppmMaterial
» GlassColor Change
» White To Dark GreenMeasuring Range/Gas/Strokes
» 2.5 - 5 ppm Benzene SEI/4 Pump Strokes, 5 - 60 ppm Benzene SEI/2 Pump Strokes, 60 - 120 ppm Benzene SEI 1 Pump Stroke