Current as of October 03, 2022 | Updated by FindLaw Staff
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(a) Except as prescribed in paragraphs (b) and (c) of this section, containment systems carrying sulfuric acid, oleum, or contaminated sulfuric acid are approved by the Commandant (CG–ENG) on a case by case basis.
(b) A containment system carrying sulfuric acid may be:
(1) Made of unlined steel if the cargo composition is between 70 and 80 or between 90 and 100 percent acid by weight;
(2) Lined with lead if the cargo composition does not exceed 96 percent acid by weight; or
(3) Lined with natural rubber or neoprene if the cargo composition does not exceed 51 percent acid by weight.
(c) A containment system for oleum may be of unlined steel if the concentration of free sulfur trioxide in the oleum exceeds 20 percent by weight.
Cite this article: FindLaw.com - Code of Federal Regulations Title 46. Shipping § 46.153.556 Special requirements for sulfuric acid and oleum - last updated October 03, 2022 | https://codes.findlaw.com/cfr/title-46-shipping/cfr-sect-46-153-556/
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