Gastec 107 Polytec-I Qualitative Analysis Polytec tube
ManufacturerGastec(View more products from this manufacturer)
Model107
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Quality Engagement
Easy change and return
Delivery Available
Number of Pump Stroke: 3
Sampling Time: 1 minute per pump stroke
Nr. of tests: 10
Pump: GV-100S
Specification
| Number of Pump Stroke | 3 |
| Sampling Time | 1 minute per pump stroke |
| Shelf Life | 3 Years |
| Reaction Principle | The substances reduces iodine pentoxide to liberate iodine,which produces a brown or green colour |
Colour Change
| Substance | Conc. (ppm) |
Colour Change |
| Carbon Monoxide |  10 |
Green or Brown |
| Carbon Disulphide | 1 |
Green |
| Hydrogen Sulphide | 1 |
Green |
| Acetone | 1000 |
Brown or Green |
| Acetylene | 10 |
Brown or Green |
| Ethylene | 70 |
Brown or Green |
| Gasoline | 100 |
Brown |
| Styrene | 10 |
Yellow or Brown |
| Trichloroethylene | 15 |
Pale Brown |
| Toluene,Xylene | 10 |
Purple |
| Propane,Propylene | 100 |
Brown |
| Benzene | 20 |
Brown |
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