Cadmium(2+) sulfate

CdO4S

cadmium(2+) sulfate

CAS10124-36-4
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
10124-36-4
EC Number
233-331-6
UN Number
2570
Index Number
048-009-00-9
PubChem CID
24962

Physical-chemical properties

Molecular Formula
CdO4S
Molar Mass
208.48 g/mol
IUPAC Name
cadmium(2+) sulfate

Chemical Identifiers

InChI
InChI=1S/Cd.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
InChI Key
QCUOBSQYDGUHHT-UHFFFAOYSA-L

Overview

Cadmium(2+) sulfate (CAS 10124-36-4) is an inorganic cadmium compound with high toxicity and significant environmental hazards. This white crystalline salt represents one of the most hazardous cadmium compounds used in industrial applications. With the molecular formula CdO4S and a molar mass of 208.48 g/mol, cadmium sulfate exhibits exceptional solubility in water, making it both useful in industrial processes and particularly concerning from a safety perspective. The compound carries multiple severe classification warnings including carcinogenic, mutagenic, and reproductive toxicity properties, along with acute toxicity and aquatic environmental dangers. The substance requires extreme handling precautions due to its comprehensive danger profile. Classified under ADR Class 6.1 for toxic substances, cadmium sulfate displays GHS pictograms for health hazards, acute toxicity, and environmental dangers. Like other cadmium compounds such as dichlorocadmium, this material poses significant bioaccumulation risks and can cause severe organ damage, particularly to kidneys and lungs, following chronic exposure. Industrial applications primarily focus on electroplating processes, where cadmium sulfate serves as an electrolyte in cadmium plating baths for corrosion-resistant coatings on steel and other metals. The compound also finds use in pigment manufacturing and as a precursor in specialized chemical synthesis. Additionally, it serves applications in analytical chemistry and laboratory research, though always under strictly controlled conditions. Given its exceptional hazard profile, cadmium sulfate requires specialized storage, handling protocols, and comprehensive safety documentation. Environmental regulations severely restrict its use in many applications, particularly in consumer products. OYSI provides cadmium sulfate to qualified industrial customers with full regulatory compliance and comprehensive safety support.

Safety & Classification

Danger
Classification:

Carc. 1B; Muta. 1B; Repr. 1B; Acute Tox. 2 *; Acute Tox. 3 *; STOT RE 1; Aquatic Acute 1; Aquatic...

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H350

May cause cancer.

H340

May cause genetic defects.

H330

Fatal if inhaled.

H301

Toxic if swallowed.

H372

Causes damage to organs through prolonged or repeated exposure.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Fatal

Measures if vapours or dust are inhaled

First Aid Actions

  • +P304IF INHALED:
  • +P340Remove person to fresh air and keep comfortable for breathing.
  • +P311Call a POISON CENTER/doctor.

Related hazard statements:

Ingestion

Toxic

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number2570
ADR Class6.1
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameCadmiumsulfat, wasserfrei, fest
Marine PollutantNo

Frequently Asked Questions

What is cadmium(2+) sulfate?

Cadmium(2+) sulfate is an inorganic chemical compound with the molecular formula CdO4S and CAS number 10124-36-4. This salt has a molecular weight of 208.48 g/mol and is classified as extremely hazardous due to its carcinogenic, mutagenic, and reproductive toxicity properties. It appears as a white crystalline solid that is highly soluble in water and poses significant health and environmental risks requiring strict handling protocols.

What are the physicochemical properties of cadmium(2+) sulfate?

Cadmium(2+) sulfate is a white crystalline solid at room temperature with high water solubility. The compound is odorless and forms clear solutions when dissolved in water. It has a molecular weight of 208.48 g/mol and contains cadmium in the +2 oxidation state. The substance is hygroscopic, meaning it readily absorbs moisture from air, and decomposes at high temperatures releasing toxic cadmium oxide fumes.

What is cadmium(2+) sulfate used for?

Cadmium(2+) sulfate is primarily used in electroplating processes for coating metals with cadmium to provide corrosion resistance. It serves as a precursor in the synthesis of cadmium-based pigments and phosphors used in electronic displays. The compound is also utilized in specialized batteries, as a laboratory reagent for analytical chemistry, and in the production of other cadmium compounds for industrial applications.

How to handle cadmium(2+) sulfate safely?

Cadmium(2+) sulfate requires extreme caution during handling due to its Carc. 1B, Muta. 1B, and Repr. 1B classifications. Essential PPE includes respiratory protection (P3 filter mask), chemical-resistant gloves, safety goggles, and protective clothing. Work must be conducted in well-ventilated areas or under fume hoods. Avoid generating dust, prevent skin contact, and never eat, drink, or smoke in work areas. Emergency shower and eyewash stations must be readily accessible.

How to store cadmium(2+) sulfate correctly?

Cadmium(2+) sulfate must be stored in tightly sealed containers in a cool, dry, well-ventilated area away from incompatible materials. Keep containers away from heat sources, direct sunlight, and moisture to prevent degradation. Storage areas should be equipped with appropriate containment systems to prevent environmental contamination. Access must be restricted to authorized personnel only, with clear hazard labeling and safety data sheets readily available.

What to do in case of contact with cadmium(2+) sulfate?

Cadmium(2+) sulfate exposure requires immediate emergency response due to its acute toxicity. For skin contact, remove contaminated clothing and flush with copious amounts of water for at least 15 minutes. If inhaled, move to fresh air immediately and seek medical attention. For eye contact, rinse thoroughly with water for 15 minutes while holding eyelids open. In case of ingestion, do not induce vomiting and seek immediate medical assistance.

How to dispose of cadmium(2+) sulfate properly?

Cadmium(2+) sulfate disposal requires specialized hazardous waste treatment due to its toxicity and environmental impact classification (Aquatic Acute 1). The substance cannot be disposed of in regular waste streams and must be handled by licensed hazardous waste disposal companies. Contaminated materials, containers, and PPE must also be treated as hazardous waste. All disposal activities must comply with local, national, and EU waste management regulations.

How to transport cadmium(2+) sulfate?

Cadmium(2+) sulfate is classified as ADR Class 6.1 (toxic substances) Packing Group II, requiring specialized transport procedures. Packages must bear proper hazard labels including GHS08, GHS06, and GHS09 pictograms with 'Danger' signal word. Transportation requires appropriate documentation, trained drivers, and emergency response procedures. Vehicles must carry emergency equipment and comply with routing restrictions. Only authorized carriers experienced in handling toxic materials should transport this substance.

Is cadmium(2+) sulfate subject to specific regulations?

Cadmium(2+) sulfate is subject to extensive regulatory oversight under REACH, CLP, and various EU directives due to its severe health and environmental hazards. The substance requires registration for commercial use, with strict exposure limits and risk management measures. It falls under restrictions for consumer products and requires authorization for certain industrial uses. Companies must maintain detailed safety data sheets, conduct risk assessments, and implement comprehensive exposure control measures.

Where to buy cadmium(2+) sulfate in Europe?

Cadmium(2+) sulfate is available through specialized chemical distributors like OYSI, which supplies high-quality chemical products across Europe. Due to its hazardous classification and regulatory requirements, purchase is typically restricted to qualified industrial users with appropriate licenses and safety infrastructure. Buyers must demonstrate legitimate industrial use, proper handling capabilities, and compliance with applicable regulations. Contact authorized distributors for availability, specifications, and regulatory documentation requirements.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.