{
 "name": "Tank Lining Compatibility",
 "source": "carrier tank specifications",
 "licence": "CC BY 4.0",
 "attribution": "Vektor Group, https://vektorgroup.eu/tank-lining-compatibility",
 "version": "2026.08.1",
 "last_verified": "2026-08-24",
 "count": 16,
 "items": [
  {
   "Product": "Hydrochloric acid",
   "UN / Class": "UN 1789Class 8",
   "Suitable lining": "Rubber lined, PE lined",
   "Not suitable": "Stainless 316L, mild steel",
   "Note": "Chloride attacks stainless. Rubber is the standard choice."
  },
  {
   "Product": "Sulphuric acid, concentrated",
   "UN / Class": "UN 1830Class 8",
   "Suitable lining": "Stainless 316L, mild steel",
   "Not suitable": "Rubber at high concentration",
   "Note": "Concentrated acid passivates steel. Dilute does the opposite and attacks it."
  },
  {
   "Product": "Sulphuric acid, dilute",
   "UN / Class": "UN 1830Class 8",
   "Suitable lining": "Rubber lined, PE lined",
   "Not suitable": "Mild steel, stainless",
   "Note": "Dilution reverses the behaviour. Always state the concentration."
  },
  {
   "Product": "Sodium hydroxide 50 percent",
   "UN / Class": "UN 1824Class 8",
   "Suitable lining": "Mild steel, stainless, heated and insulated",
   "Not suitable": "Aluminium, unlined rubber at high temp",
   "Note": "Crystallises below about 12 degrees. Needs heat held across the lane."
  },
  {
   "Product": "Nitric acid",
   "UN / Class": "UN 2031Class 8 (5.1 sub)",
   "Suitable lining": "Stainless 316L, aluminium",
   "Not suitable": "Rubber lined, PE, organic linings",
   "Note": "Oxidiser. Rubber and organics are attacked or create a fire risk."
  },
  {
   "Product": "Hydrofluoric acid",
   "UN / Class": "UN 1790Class 8",
   "Suitable lining": "PTFE lined, PE lined",
   "Not suitable": "Glass, glass lined, stainless, ceramic",
   "Note": "Dissolves glass and silicates. PTFE or PE only."
  },
  {
   "Product": "Phosphoric acid",
   "UN / Class": "UN 1805Class 8",
   "Suitable lining": "Stainless 316L, rubber lined",
   "Not suitable": "Mild steel",
   "Note": "Generally straightforward. Watch temperature on concentrated grades."
  },
  {
   "Product": "Oleum, fuming sulphuric",
   "UN / Class": "UN 1831Class 8",
   "Suitable lining": "Dedicated carbon steel, heated",
   "Not suitable": "Rubber, PE, anything wet",
   "Note": "Reacts violently with water. Must stay warm and dedicated."
  },
  {
   "Product": "Hydrogen peroxide",
   "UN / Class": "UN 2014Class 5.1",
   "Suitable lining": "Passivated stainless, aluminium",
   "Not suitable": "Rubber, PE, mild steel, any organic residue",
   "Note": "Oxidiser that decomposes on contamination. Cleanliness is critical."
  },
  {
   "Product": "Sodium hypochlorite",
   "UN / Class": "UN 1791Class 8",
   "Suitable lining": "PE lined, rubber lined",
   "Not suitable": "Stainless 316L, mild steel",
   "Note": "Chloride content attacks stainless despite looking mild."
  },
  {
   "Product": "Ferric chloride",
   "UN / Class": "UN 2582Class 8",
   "Suitable lining": "Rubber lined, PE lined",
   "Not suitable": "Stainless, mild steel",
   "Note": "Aggressive chloride. Rubber standard."
  },
  {
   "Product": "Methanol",
   "UN / Class": "UN 1230Class 3 (6.1 sub)",
   "Suitable lining": "Stainless 316L",
   "Not suitable": "Galvanised, some elastomers",
   "Note": "Flammable and toxic. Earthing required at transfer."
  },
  {
   "Product": "Ethanol and solvents",
   "UN / Class": "UN 1170Class 3",
   "Suitable lining": "Stainless 316L",
   "Not suitable": "Some elastomer seals",
   "Note": "Earthing and vapour return at most terminals."
  },
  {
   "Product": "Ammonia, anhydrous",
   "UN / Class": "UN 1005Class 2.3",
   "Suitable lining": "Steel pressure tank",
   "Not suitable": "Copper, brass, zinc alloys",
   "Note": "Pressure equipment. Attacks copper alloys."
  },
  {
   "Product": "Bitumen",
   "UN / Class": "UN 3257Class 9",
   "Suitable lining": "Insulated and heated, dedicated",
   "Not suitable": "Shared chemical tanks",
   "Note": "Loaded 150 to 180 C. Must arrive pumpable."
  },
  {
   "Product": "Acetic acid",
   "UN / Class": "UN 2789Class 8",
   "Suitable lining": "Stainless 316L, PTFE",
   "Not suitable": "Mild steel, some rubbers",
   "Note": "Glacial grade freezes below about 16 degrees."
  }
 ]
}