Zirconium(IV) sulfate

Zirconium(IV) sulfate
Names
	Other names zirconium disulfate
Identifiers
CAS Number	14644-61-2 ; 111378-69-9 ; 7446-31-3 (tetrahydrate) ;
3D model (JSmol)	Interactive image;
ECHA InfoCard	100.035.162
PubChem CID	16213785;
RTECS number	ZH9100000;
UNII	01SJA33642 ; OS8L03QU95 (tetrahydrate) ;
CompTox Dashboard (EPA)	DTXSID0021466 ;
	InChI InChI=1S/2H2O4S.Zr/c21-5(2,3)4;/h2(H2,1,2,3,4);/q;;+4/p-4 Key: ZXAUZSQITFJWPS-UHFFFAOYSA-J;
	SMILES [O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Zr+4];
Properties
Chemical formula	Zr(SO4)2(H2O)x ( x = 0, 4, 5, 7)
Molar mass	285.35 g/mol (anhydrous) ; 355.40 g/mol (tetrahydrate)
Appearance	white solids
Density	3.22 g/cm3 (anhydrous) ; 2.85 g/cm3 (tetrahydrate)
Solubility in water	52.5 g/100 mL (tetrahydrate)
Refractive index (nD)	1.646
Structure
Crystal structure	orthorhombic
Hazards
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	3500 mg/kg (rat, oral)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Zirconium(IV) sulfate is the name for a family of inorganic salts with the formula Zr(SO₄)₂(H₂O)_n where n = 0, 4, 5, 7. These species are related by the degree of hydration. They are white or colourless solids that are soluble in water.

^ "Zirconium compounds (as Zr)". Immediately Dangerous to Life or Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).

[1] "Zirconium compounds (as Zr)". Immediately Dangerous to Life or Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).

[1]