Lead formate

Jump to navigation Jump to search


A white corrosion product that forms on Lead exposed to Formic acid or Formaldehyde. Lead formate has been found in oil-based paintings (Švarcová et e. 2020)


Lead formate.TIF


  • Poisonous
  • American Elements: SDS

Physical and Chemical Properties

  • Prisms or needles.
  • Slightly soluble in water. Insoluble in alcohol.
Composition PbC2H2O4
Melting Point 190 C (dec)
Density 4.63 g/ml
Molecular Weight 297.25

Resources and Citations

  • Švarcová S, Kočí E, Bezdička P, Garrappa S, Kobera L, Plocek J, Brus J, Šťastný M, Hradil D. Uncovering lead formate crystallization in oil-based paintings. Dalton Trans. 2020 Apr 28;49(16).
  • The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 5243