CryoTrap

• Peltier Device -15 deg-C

• Installed as "loop" in Gas Sample Injection Valve

• Vacuum Pump Interface for sampling from Tedlar bag etc

for enrichment of ANY
volatile gases

CryoSulfur GC

• for Volatile S-Cpds C1-C6 +

• Trap 30% Carbosieve 70% Silica Gel

• Standard FPD
  10ppB H2S demonstrated
  <0.1ppB potential
  Cryosulfur GC

• Use Restek Rt-Sulfinert micropacked or packed for HC C1-C6 separation to stop quenching of FPD from high concentrations of possibly overlapping HC peaks
   

0.1ppB H2S in air or less

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