EPA 15/16, ASTM D5504 – Volatile Sulfur Compounds

Due to the properties of the sulfur compounds, the analytical method requires special precautions and techniques to reduce those effects.  A sample must be collected in a container that does not contain any stainless steel and is extremely inert — hydrogen sulfide quickly reacts with stainless steel and any active sites in the canister can cause the other sulfur containing compounds to adhere to them.  Therefore, the sample must be collected in a Tedlar bag or a specially coated stainless steel canister (i.e. SilcoCanTM) that has had its inner walls lined with fused silica making it a very inert surface for organic sulfur compounds, and other organic compounds. https://www.punxsymed.com/buy-nexium-online/

Air Technology provides the expertise and experience needed to accomplish the difficult task of analyzing sulfur compounds in both parts per million and parts per billion range.  Following the procedures described in EPA Methods 15 and 16, the sample is introduced into a GC that is equipped with a flame photometric detector.  The chromatography is performed on a capillary column or specially packed Teflon column to minimize interactions with the compounds of interest.​ http://symmetrysport.com/over-the-counter-viagra/

The PFPD (Pulsed Flame Photometric Detector) utilizes state-of-the-art electronics and detector technology to detect extremely low levels of sulfur compounds even in a background matrix of high concentrations of hydrocarbons and other compounds. http://symmetrysport.com/accutane-online/

General Chemistry ​table lists the analytes and reporting limits (RLs) for methods EPA 15/16, ASTM D5504, and SCAQMD 307-91 for standard and low-level analysis.