Gastec 28 Polytec-V 气体定性分析管（HCl，COCl2，SO2，NO2，H2S，HCN，CO，CO2）

Gas or Vapour to be Measured: HCl,COCl2,SO2,NO2,H2S, HCN,CO,CO2
Number of Pump Stroke: 1
Sampling Time: 30 seconds per pump stroke
Nr. of tests: 10
Pump: GV-100S

Catalog

Manual

Substance	Conc. (ppm)	Colour Change
		1 (Pale Yellow)	2 (White)	3 (Blue)	4 (White)	5 (White)	6 (Yellow)	7 (Yellow)	8 (Blue)
Hydrogen Chloride	5 150	Red (Inlet) Red (WL)	-	-	-	-	-	-	-
Phosgene	0.5 20	-	Yellow (Inlet) Yellow (WL)	-	-	-	-	-	-
Chlorine	7 50	-	Yellow (Inlet) Yellow (WL)	-	-	-	-	-	-
Sulphur Dioxide	10 50	-	-	Yellow (Inlet) Yellow (WL)	-	-	-	-	-
Nitrogen Dioxide	5 30	-	Yellow (Inlet)	-	Yellow (Inlet) Yellow (WL)	-	-	-	-
Hydrogen Sulphide	10 200 800	-	-	-	-	Brown(Inlet) Brown(WL) Brown(WL)	Pink(Inlet) Pink(WL)	-	-
Hydrogen Cyanide	5 30	-	-	-	-	-	Pink(Inlet) Pink(WL)	-	-
Carbon Monoxide	25 100	-	-	-	-	-	-	BB (Inlet) BB (WL)	-
Hydrogen	50000 100000	-	-	-	-	-	-	Gray(WL) BB (WL)	-
Hydrogen Phosphide	0.5 5 50 700	-	-	-	-	-	Pink(Inlet) Pink(WL) Pink(WL) Pink(WL)	BB (Inlet) BB (WL)	-
Acetylene	200 2000	-	-	-	-	-	-	BB (Inlet) BB (WL)	-
Ethylene	10000	-	-	-	-	-	-	BB (Inlet)	-
Propylene	10000 50000	-	-	-	-	-	-	Gray(Inlet) Gray (WL)	-
Methyl Mercaptan	200 1000	-	-	-	-	-	-	YO (Inlet) YO (WL)	-
Carbon Dioxide	5000 20000	-	-	-	-	-	-	-	Brown (Inlet) Brown (WL)

Note: WL: Whole layer; BB: Blackish brown; YO: Yellowish orange;