Rhodium(III) sulfate

CAS NO.：10489-46-0
Empirical Formula: H2O4RhS
Molecular Weight: 200.98
MDL number: MFCD00016309
EINECS: 234-014-5
SAFETY DATA SHEET (SDS)
Update Date: 2024-12-18 14:15:32

What is Rhodium(III) sulfate?

Description

When heated to decomposition, this product can emit acid mists and toxic gases (including oxides of sulphur and rhodium compounds). This product is not compatible with bases, halides, water, cyclopentadiene, cyclopentanone, oxime, nitroaryl amines, haxalithium disilicide, phosphorus (III) oxide, chlorine bromine pentafluoride, trifluoride, and oxygen difluoride (OF2). Avoid contact with metals. This product can react with water to generate heat.

Chemical properties

reddish yellow solid; ~8% aqueous solution [ALD94] [KIR82]

The Uses of Rhodium(III) sulfate

Rhodium(III) sulfate is used as plating reagents and additives for noble metal. It is also used for fancy plating rhodium in jewellery and horologe. Further, it is used for decorative applications.

General Description

Rhodium(III) sulfate is an anhydrous metal sulfate that is formed by oxidizing rhodium with concentrated sulphuric acid. It is a red crystal that forms a hydrated solution at high temperatures. It is majorly used in the production of high performance coatings by electroplating technique.

Properties of Rhodium(III) sulfate

Melting point:	decomposes at >500℃ [KIR82]
Boiling point:	99℃[at 101 325 Pa]
Density	1.217 g/mL at 25 °C(lit.)
vapor pressure	21.4hPa at 20℃
RTECS	FF9335000
storage temp.	under inert gas (nitrogen or Argon) at 2-8°C
form	red-yellow solid
color	red-yellow
Water Solubility	Miscible with water, ethanol and with a 3:1 ethanol/water mixture.
Exposure limits	ACGIH: TWA 0.2 mg/m3 OSHA: TWA 1 mg/m3 NIOSH: IDLH 15 mg/m3; TWA 1 mg/m3
CAS DataBase Reference	10489-46-0(CAS DataBase Reference)
EPA Substance Registry System	Sulfuric acid, rhodium(3+) salt (3:2) (10489-46-0)

Safety information for Rhodium(III) sulfate

Signal word	Danger
Pictogram(s)	Corrosion Corrosives GHS05
GHS Hazard Statements	H314:Skin corrosion/irritation H318:Serious eye damage/eye irritation
Precautionary Statement Codes	P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up.