Gastec 116 Quick-measuring Detector Tubes Isobutyl Alcohol (CH3 ...

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Home GASTEC- Gas Detector Tubes Gastec 116 Quick-measuring Detector tubes Isobutyl alcohol (CH3)2CHCH2OH (4~150ppm)
Gastec 116 Quick-measuring Detector tubes Isobutyl alcohol (CH3)2CHCH2OH (4~150ppm)
  • Manufacturer:Gastec
    Model: 116
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    Myanmar: 09 266993007 / 09 266993008

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  • Specifications
  • Manufacturer Info

Indicator: 10 to 150 ppmMeasuring Range: + 4 to 10 ppm, Number of Pump Strokes 4+ 10 to 150 ppm, Number of Pump Strokes 2Sampling Time:  2 minutes per pump strokeColour Change: Yellow → Pale blueReaction Principle: (CH3)2CHCH2OH +Cr6++ H3PO4 →Cr3+Coefficient of Variation: 15% (for 10 to 50 ppm), 10% (for 50 to 150 ppm)Nr. of tests: 10Pump: GV-100S/110S

Details

Catalog

Manual

Performance
Measuring Range 4 to 10 ppm 10 to 150 ppm
Number of Pump Strokes 4 2
Correction Factor 0.4 1
Sampling Time 2 minutes per pump stroke
Detecting Limit 3 ppm (n=4)
Colour Change Yellow → Pale blue
Reaction Principle (CH3)2CHCH2OH +Cr6++ H3PO4 →Cr3+
Coefficient of Variation 15% (for 10 to 50 ppm), 10% (for 50 to 150 ppm)
Shelf Life 3 Years
Corrections for temperature & humidity Temperature correction is necessary
Store the tubes at cool and dark place.
Possible coexisting substances and their interferences (NOTE)
Substance Concentration Interference Change colour by itself to
Alcohols   + Pale blue
TLV-TWA TLV-STEL Explosive range
50 ppm (2015) - (2015) 1.7 to 10.6%
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