Stack Testing Industrial Hygiene Indoor Air Quality Testing Analysis for Continuous Emission Monitoring (CEM) Services Stationary Emission Testing by EPA, CARB, NJATM & ASTM-approved methods Particulates – Condensible and Non-Condensible (EPA Methods 5, 202, etc.) Hydrocarbons – Total, Total Non-Methane, Semi-volatiles, Volatiles (EPA Method 18) Trace Metals – Al, As, Ba, Be, Cd, Cr, Cr+6, Mg, Ni, Pb, Ag, Hg, Zn (EPA Method 29) Criteria Pollutants – SO2, NOx, CO, PM, Pb, O3 (Various EPA Methods) Acids and Acid Gases – HCL, HF, H2S, NH3, H2SO4, HNO3, H3PO4 Sulfur Compounds – Mercaptans, Sulfides NIOSH & OSHA Analytical Methods Asbestos Identification & Fiber Counting Organic Solvent Analysis by GC & HPLC Metal Dust & Fume Analysis Anions & Inorganic Acid Analysis by IC Ambient Air & Gas-Bag Analysis for VOCs, Oxygen, Ethylene Oxide, Moisture, Nitrogen, etc. Semi-volatile Analyses (Pesticides, Pharmaceuticals, etc.) by HPLC or GC