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This paper will discuss the relationship between corrosion and hazardous locations and how to achieve the overall best performance and safety of your conduit system. What makes an area corrosive often makes it hazardous, in fact the elements that are necessary for either corrosion or an explosion are very similar.
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HISTORICAL DOCUMENT. Aqueous hydrofluoric acid (HF) is commercially available in 48% and 70% solutions. Commercial anhydrous hydrogen fluoride (AHF) contains less than 400 parts per million by weight (<400 wt ppm) water. Although this report is intended as a guide for handling commercial HF and AHF, additional information is given to aid users of HF who encounter other concentrations.