Gastec 26 Polytec-III 定性分析管（NH3，H2S，CnHm）

Gas or Vapour to be Measured: NH3,H2S,CnHm (NH3,H2S,CnHm)
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
		NH3	H2S	HC
Ammonia	0.5 5	Yellow (Inlet) Yellow (9mm)	-	-
Hydrogen Chloride	5	-	Red(8mm)	-
Chlorine	1	-	Red(10mm)	-
Sulphur Dioxide	2	-	Red(4mm)	-
Nitrogen Dioxide	3	-	Red(4mm)	-
Hydrogen Sulphide	0.5 2	-	Red (Inlet) Red(4mm)	-
LPG	5000	-	-	Dark brown(Whole layer)
Gasoline	2 20	-	-	Greenish brown(Inlet) Greenish brown(Whole layer)
Butane	500	-	-	Dark brown(Whole layer)
(1) Amines give the same discolouration with Ammonia. (2) (Inlet) means the approximate gas concentration discolour the inlet of the layer. (3) (Whole layer) means the approximate gas concentration discolour the reagent of the whole layer.