Difference between revisions of "Lead formate"

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== Description ==
 
== Description ==
  
A white corrosion product that forms on [http://cameo.mfa.org/materials/fullrecord.asp?name=lead lead] exposed to [http://cameo.mfa.org/materials/fullrecord.asp?name=formic acid formic acid] or [http://cameo.mfa.org/materials/fullrecord.asp?name=formaldehyde formaldehyde].
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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)
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[[[SliderGallery rightalign|Lead formate.TIF~FTIR (MFA)]]]
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== Risks ==
  
== Other Properties ==
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* Poisonous
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* American Elements: [https://www.americanelements.com/lead-ii-formate-811-54-1 SDS]
  
Prisms or needles.
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==Physical and Chemical Properties==
  
Slightly soluble in water.  Insoluble in alcohol.
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* Prisms or needles.
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* Slightly soluble in water.  Insoluble in alcohol.
  
 
{| class="wikitable"
 
{| class="wikitable"
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|-
 
|-
 
! scope="row"| Melting Point
 
! scope="row"| Melting Point
| 190 (dec)
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| 190 C (dec)
 
|-
 
|-
 
! scope="row"| Density
 
! scope="row"| Density
| 4.63
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| 4.63 g/ml
 
|-
 
|-
 
! scope="row"| Molecular Weight
 
! scope="row"| Molecular Weight
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|}
 
|}
  
== Hazards and Safety ==
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==Resources and Citations==
  
Poisonous
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* 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).
 
 
== Authority ==
 
  
 
* ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996  Comment: entry 5243
 
* ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996  Comment: entry 5243

Latest revision as of 13:51, 9 December 2022

Description

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)

FTIR (MFA)

Lead formate.TIF

Risks

  • 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