Description :
Tenders for Supply Of H2s Detector Tube Measuring Range: 5-240 Ppm (scale Range: 10-120 Ppm) , H2s Detection Tubes Measuring Range: 50-4000 Ppm (scale Range: 100-2000 Ppm) , H2s Detector Tube Measuring Range: 12.5-500 Ppm (scale Range: 25-250 Ppm) , H2s Detection Tubes Measuring Range: Up To 4% (scale Range: 0.1 To 2% Ppm) , H2s Detection Tubes Scale Range: 50-800 Ppm (measuring Range: 25-1600 Ppm)