Rubidium sulfate

Synonym(s):Sulfuric acid, dirubidium salt

CAS NO.：7488-54-2
Empirical Formula: O4Rb2S
Molecular Weight: 267
MDL number: MFCD00011190
EINECS: 231-301-7
SAFETY DATA SHEET (SDS)
Update Date: 2025-01-27 09:38:02

What is Rubidium sulfate?

Description

Rubidium sulfate is a White orthogonal crystal. The molecular formula of the compound is Rb₂SO₄ and the molecular weight of rubidium sulfate is 266.999 g/mol. Rubidium Sulfate is a moderately water and acid soluble. Rubidium source for uses compatible with sulfates. Sulfate compounds are salts or esters of sulfuric acid formed by replacing one or both of the hydrogens with a metal.

Chemical properties

colorless crystal(s) [MER06] [HAW93]

Physical properties

White orthogonal crystal; density 3.6 g/cm³; melts at 1,050°C; very soluble in water, 36 g/100g at 0°C and 82 g/100g at 100°C.

The Uses of Rubidium sulfate

Rubidium sulfate is used in hematology stain.

The Uses of Rubidium sulfate

Rubidium sulfate can be used for making other rubidium salts as the raw materials, for water treatment, or for hematology stain. It is also usedd on a ceramic bead and used as thermoionic detector. Rubidium sulfate is also used as a cathartic.

Purification Methods

Crystallise the sulfate from water (1.2mL/g) between 100o and 0o.

Properties of Rubidium sulfate

Melting point:	1050 °C
Boiling point:	1700 °C
Density	3.613 g/mL at 25 °C (lit.)
refractive index	1.513
form	crystal
color	white
Specific Gravity	3.613
Water Solubility	soluble
CAS DataBase Reference	7488-54-2(CAS DataBase Reference)
EPA Substance Registry System	Sulfuric acid, dirubidium salt (7488-54-2)

Safety information for Rubidium sulfate

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water.