Chemical Cross Sensitivities Benzene to TBM1

Part Number Benzene
conc.
Benzene
error
Isobutylene
conc.
Isobutylene
error
Methanol
conc.
Methanol
error
Hexane
conc.
Hexane
error
Toluene
conc.
Toluene
error
TBM1
conc.
TBM1
error
CO2-0.25–3.0% 100   106       0.15% 0 400 0    
CO2-0.5–10.0% 100   106                  
CO2-1–20% 100   106       1200 0 100 0    
CO2-5–60%     106 0     1200 0 100 0    
CO2-150–2500PPM     106 0     1500 0 400 0    
H2O-0.1–2.0MGL         50 0 3000 0        
H2O-1–18MGL         50 0 3000 0        
H2O-1–30MGL         50 0 3000 0        
H2O-2–10LBMMCF         50 0 3000 0        
H2O-6–40LBMMCF         50 0 3000 0        
H2S-0.1–2.0%     106 0     1200 0 100 0 0.2% 0.1%
H2S-0.2–7.0%     106 0     1200 0 100 0 0.5% ≈0.3
H2S-0.5–4.0%     106 0     1200 0 100 0 0.5% ≈0.3
H2S-0.5–10.0%     106 0     1200 0     0.2% ≈0.1
H2S-2–40% 100 0 106 0     100 0     0.5% ≈0.3
H2S-1–30PPM     106 0     100 0 100 0 100 0
H2S-2.5–60PPM     106 0     100 0 100 0 100 0
H2S-5–100PPM     106 0         100 0 100 0
H2S-10–250PPM     106 0         100 0 500 0
H2S-50–800PPM     106 0         100 0 500 0
H2S-100–2000PPM     106 0     100 0 100 0 500 0
PH3-0.1–10PPM             1500 ≤0.05 100 0    

Notes:

  1. t-Butyl Mercaptan
  2. Interferes
  3. Color darkens
  4. Dark blue ring
  5. Acid gases such as HCl give a positive response when coexisting.