Certofanal (O2 Coa2)
This is a certificate of analysis for oxygen produced by Air Liquide Large Industries U.S. LP using air liquefaction. The report contains details like location, filling reports, residual assay, odor, analyzer tag number, and the results of the oxygen assay using a paramagnetic method of analysis. The VOC prescribed by the USP is also mentioned. Oxygen produced through air liquefaction is exempted from impurity tests for carbon dioxide and carbon monoxide. The page also has an instruction for the user to review the document before use.*