Caesium sulfate

Caesium sulfate^[1]

Names
Other names Cesium sulfate
Identifiers
CAS Number	10294-54-9
ChemSpider	23482
EC Number	233-662-6
Jmol interactive 3D	Image
InChI InChI=1S/2Cs.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2 Key: FLJPGEWQYJVDPF-UHFFFAOYSA-L InChI=1/2Cs.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2 Key: FLJPGEWQYJVDPF-NUQVWONBAO
SMILES [Cs+].[Cs+].[O-]S([O-])(=O)=O
Properties
Chemical formula	Cs2SO4
Molar mass	361.87 g/mol
Density	4.243 g/cm^3, solid
Melting point	1,010 °C (1,850 °F; 1,280 K)
Solubility in water	167 g/100 ml (0 °C)
Solubility	insoluble in ethanol, acetone
Hazards
Flash point	Non-flammable
Lethal dose or concentration (LD, LC):
LD50 (Median dose)	2830 mg/kg (oral, rat)[2]
Related compounds
Other anions	Caesium hydrogensulfate
Other cations	Lithium sulfate Sodium sulfate Potassium sulfate Rubidium sulfate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Caesium sulfate (cesium sulfate) is the caesium salt of sulfuric acid. It is used to prepare dense aqueous solutions for use in isopycnic (or "density-gradient") centrifugation.

References

1. Weast, Robert C., ed. (1981). CRC Handbook of Chemistry and Physics (62nd ed.). Boca Raton, FL: CRC Press. p. B-92. ISBN 0-8493-0462-8..
2. http://chem.sis.nlm.nih.gov/chemidplus/rn/10294-54-9

External links

• Caesium sulfate data sheet from Chemetall

Salts and the ester of the sulfate ion
H2SO4																	He
Li2SO4	BeSO4											B	(RO)2SO3	(NH4)2SO4 N2H6SO4 (NH3OH)2SO4	O	F	Ne
Na2SO4 NaHSO4	MgSO4											Al2(SO4)3	Si	P	SO4^2−	Cl	Ar
K2SO4 KHSO4	CaSO4	Sc2(SO4)3	Ti(SO4)2 TiOSO4	V2(SO4)3 VOSO4	CrSO4 Cr2(SO4)3	MnSO4	FeSO4 Fe2(SO4)3	CoSO4, Co2(SO4)3	NiSO4	CuSO4	ZnSO4	Ga2(SO4)3	Ge	As	Se	Br	Kr
Rb2SO4	SrSO4	Y2(SO4)3	Zr(SO4)2	Nb	Mo	Tc	Ru	Rh	PdSO4	Ag2SO4	CdSO4	In2(SO4)3	SnSO4	Sb2(SO4)3	Te	I	Xe
Cs2SO4	BaSO4		Hf	Ta	W	Re	Os	Ir	Pt	Au	Hg2SO4, HgSO4	Tl2SO4	PbSO4	Bi2(SO4)3	Po	At	Rn
Fr	Ra		Rf	Db	Sg	Bh	Hs	Mt	Ds	Rg	Cn	Uut	Fl	Uup	Lv	Uus	Uuo
		↓
		La	Ce2(SO4)3 Ce(SO4)2	Pr2(SO4)3	Nd	Pm	Sm	Eu	Gd	Tb	Dy	Ho	Er	Tm	Yb2(SO4)3	Lu
		Ac	Th	Pa	U(SO4)2 UO2SO4	Np	Pu	Am	Cm	Bk	Cf	Es	Fm	Md	No	Lr