High Purity Gas Analysis
Manufactured Gas - Liquefied Gas & Fuel Oils: ASTM, ASME, GPA, CGA, EPA, DEP, OEM based testing of gaseous or liquid fuels for: Physical Properties, composition, C, H, O, Total Nitrogen/Sulfur, Btu content (HHV/LHV), Odorants, Trace Metals, Water, Sediment, Bioactivity, etc.
Non-Condensable (Inert) Gases by Mass Spectrometry or Gas Chromatography for the determination of: Nitrogen (N2), Oxygen (O2), Argon (Ar), Carbon Dioxide (CO2), Hydrogen (H2), Helium (He) & others (low-sub ppm detection limits.
Total Hydrocarbon Content (THC) as “ppm methane” by THC Analyzer (sub-ppm detection limits).
Water Vapor (H2O) by Electrolytic Hygrometer, Karl Fisher Titrimeter, or Detector Tube (low ppm detection limits).
Odor (by USP “vapor sniff” test).
Odor Identification Studies
Oil (Mist/Condensed) & Non-Volatile Residue (NVR) by Gravimetry (low ppm detection limits).
Oil/Residue Identification by IR Microscopy, High Temp. Gas Chromatography, Size Exclusion Chromatography, or Gas Chromatography/Mass Spectrometry (GC/MS).
Volatile Hydrocarbons + Acetylene (VHA) by Gas Chromatography for the determination of light hydrocarbons such as: methane, Ethylene, Acetylene, Ethane, Propylene, Propane, Butenes, Butanes, Pentenes & Pentanes.
Gas Cell IR Spectrometry (10M pathlength) for low/sub-ppm positive identification & quantitation of many IR-active unknown or suspected contaminants.
Gas Chromatography/Mass Spectrometry (GC/MS) for low/sub-ppm positive identification & quantitation of a wide variety of unknown or suspected contaminants.
Carbon Dioxide (CO2) by Catalytic Mechanization/Gas Chromatography, Gas Chromatography/Thermal Conductivity Detection, Gas Cell IR Spectrometry, or Detector Tube.
Carbon Monoxide (CO) by Catalytic Methanization/Gas Chromatography, Gas Chromatography/ Thermal Conductivity Detection, Gas Cell IR Spectrometry, or Detector Tube (low/sub-ppm detection limits).
Halogenated Solvents by Gas Chromatography/Electron Capture Detection, Gas Cell IR Spectrometry or Detector Tube (low ppb detection limits) for the determination of solvents such as Freon TF, 1,1, 1-Thrichlorethane, 1,1,2 Trichlorethylene, Perchloroethylene.
Trace Chloride Content (as HC1) by Impinger/Ion Chromatography, Titrimetry, or Detector Tube.
Specific Gases/Vapors by Detector Tube (i.e. Oxides of Nitrogen [NOx, NO, NO2], Hydrogen Sulfide [H2S], Hydrogen Cyanide [HCN], Hydrogen Chloride [HCl], Phosphine [PH3], Phosgene [COCl2], Ozone [O3], Gasoline, Oil (Vapor), Freons, Perchloroethylene & many others.
Volatile Sulfur Compounds (VSC) by Gas Chromatography/Flame Photometric Detection or Gas Chromatography/”Hall” Conductivity Detection (low ppb detection limits) for the determination of sulfur compounds such as: Hydrogen Sulfide, Carbonyl Sulfide, Sulfur Dioxide, Methyl Mercaptan, Ethyl Mercaptan, Dimethyl Sulfide, Carbon Disulfide, Isopropyl Mercaptan, Methyl Ethyl Mercaptan, n-Propyl Mercaptan, tert-Butyl Mercaptan, Dimethyl Disulfide, sec-Butyl Mercaptan, Isobutyl Mercaptan, Diethyl Sulfide & n-Butyl Mercaptan.
Ammonia (NH3) by UV-VIS Spectrometry, Gas Cell IR Spectrometry, or Detector Tube (low/sub-ppm detection limits).
Oxides of Nitrogen (NOx including: NO + NO2) by UV-VIS Spectrometry, Gas Cell IR Spectrometry, or Detector Tube (low/sub-ppm detection limits).
Nitric Oxide (NO) by UV-VIS Spectrometry, Gas Cell IR Spectrometry, or Detector Tube (low sub-ppm detection limits).
Hydrogen Cyanide (HCN) by Gas Cell IR Spectrometry, Gas Chromatography, Potentiometry, or Detector Tube (low/sub-ppm detection limits).
Customer Cylinder Cleaning/Maintenance & Cleanliness Certification services available.
Sampling Equipment Rental/Purchase including: stainless steel D.O.T. approved sample cylinders (dual-valved & 1800 psig rupture disk equipped), Tedlar gas bags, mini-impingers, filter cartridge assemblies, silica gel/charcoal adsorption tubes, sample pumps, flowmeters. Sampling instructions, analysis request forms, shipping labels (when applicable) & “Hazmat” shipping guidelines are included.