: It specifically covers acid strengths between 90% and 100% by weight.
As this is a copyrighted technical document, it is not legally available for free download. Official copies can be purchased through authorized distributors: nace rp 0391 pdf
: "Ambient" temperatures are defined as those up to 50°C (120°F) , accounting for solar heating in tropical climates. : It specifically covers acid strengths between 90%
: Design must account for the continuous generation of hydrogen gas, which can be an explosion hazard if trapped. nace rp 0391 pdf
AMPP (formerly NACE) Store : The official source for the most current edition, now listed as SP0391.
: Specifically covers the design, fabrication, and inspection of sulfuric acid storage tanks.