ADR tank special provision TU7
Gaskets and materials used to seal joints or maintain closures must be compatible with the contents.
Any material used to make joints leakproof or to service the closures must be chemically compatible with the substance carried.
Carried by 4 Table A entries
UN 1003 · UN 1073 · UN 2201 · UN 3311
Source: ADR 2025 (ECE/TRANS/352), Volume II, section 4.3.5, TU7, page 223.
Paraphrase in FreightUtils' own words, not the official text. Not yet reviewed.
ADR 2027 amendments (accepted, applying from 1 January 2027) are not yet reflected on this page.