1,3-Butadiene

NO.174LL
CH2:CHCH:CH2
Performance
Measuring Range 0.5 to 5 ppm
Number of Pump Strokes 1
Correction Factor 1
Sampling Time 3 minutes per pump stroke
Detecting Limit 0.1 ppm (n=1)
Colour Change Pink → Pale Yellow
Reaction Principle CH2:CHCH:CH2+ KMnO4 → Reaction Product
Coefficient of Variation 10% (for 0.05 to 1 ppm), 5% (for 2 to 5 ppm)
Shelf Life 3 Years
Corrections for temperature & humidity Unnecessary
Store the tubes in the refrigerator to keep at 10ºC (50ºF) or below.
Possible coexisting substances and their interferences (NOTE)
Substance Concentration Interference Change colour by itself to
Ammonia   No No
CO & CO2   No No
H2S, HCN   No No
Acetylene 50 ppm + White
Olefins   + Pale yellow
Calibration gas generation Permeation tube method
TLV-TWA TLV-STEL Explosive range
2 ppm - 2.0 to 12%


Return to previous viewGo to top of page