Lead citrate

Lead citrate is a compound of lead and other elements which is primarily used as an enhancer for heavy metal staining in electron microscopy.[2] It binds to osmium and uranyl acetate and enhances contrast in many cellular structures. Lead citrate is highly reactive with carbon dioxide.

Lead citrate

Names
IUPAC name 2-hydroxypropane-1,2,3-tricarboxylate; lead(2+); trihydrate
Other names Lead citrate trihydrate
Identifiers
CAS Number	14450-60-3 trihydrate: 512-26-5
3D model (JSmol)	Interactive image trihydrate: Interactive image
ChemSpider	140452
EC Number	208-141-1
PubChem CID	159739
InChI InChI=1S/2C6H8O7.3Pb/c2*7-3(8)1-6(13,5(11)12)2-4(9)10;;;/h2*13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;/q;;3*+2/p-6 Key: HOQPTLCRWVZIQZ-UHFFFAOYSA-H
SMILES C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[Pb+2].[Pb+2].[Pb+2] trihydrate: C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.O.O.O.[Pb+2].[Pb+2].[Pb+2]
Properties
Chemical formula	C12H10O14Pb3
Molar mass	401.33900 g/mol
Appearance	White odorless powder or crystals
Density	4.63 g/cm^3
Boiling point	309.6ºC
Solubility in water	Soluble in water, slightly soluble in alcohol[1]
Hazards
GHS pictograms
GHS Signal word	Danger
GHS hazard statements	H302, H332, H360, H373, H400, H410
GHS precautionary statements	P201, P202, P260, P261, P264, P270, P271, P273, P281, P301+312, P304+312, P304+340, P308+313, P312, P314, P330, P391, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

References

1. Dale Perry (April 2016). Handbook of Inorganic Compounds. CRC Press. p. 225.
2. Arun Sharma and Archana Sharma (2014). Chromosome Techniques: Theory and Practice. Butterworth-Heinemann. p. 285.