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 salt with high toxicity and carcinogenic properties requiring strict handling protocols. Cadmium(2+) sulfate represents a critical chemical compound in various industrial applications, characterized by its molecular formula CdO4S and molecular weight of 208.48 g/mol. This white crystalline sulfate salt exhibits exceptional solubility in water, making it highly bioavailable and consequently extremely hazardous to human health and environmental systems. The compound carries the most severe hazard classifications, including Category 1B carcinogen, mutagen, and reproductive toxicant, alongside acute toxicity ratings that mandate rigorous safety protocols during handling and storage. The substance's dangerous nature is immediately apparent from its comprehensive GHS classification system, displaying skull and crossbones (GHS06), health hazard (GHS08), and environmental hazard (GHS09) pictograms. Its ADR Class 6.1 designation confirms its status as a toxic substance requiring specialized transportation procedures. Unlike related cadmium compounds such as dichlorocadmium, cadmium sulfate's high water solubility creates particular environmental concerns regarding groundwater contamination and aquatic toxicity. Industrial applications of cadmium(2+) sulfate include electroplating processes for corrosion-resistant coatings, semiconductor manufacturing, and specialized battery production. The compound also serves as a precursor in cadmium pigment synthesis and certain analytical chemistry applications. However, increasingly stringent environmental regulations across Europe continue to limit its industrial usage, with many applications transitioning to safer alternatives. Given the substance's extreme hazard profile, proper regulatory compliance, specialized storage facilities, and comprehensive safety documentation are essential for any commercial handling. OYSI maintains strict protocols for cadmium(2+) sulfate distribution, ensuring full regulatory compliance and appropriate safety support for qualified industrial customers.

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 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 toxic properties. It appears as a white crystalline solid and is highly soluble in water. The compound is subject to strict regulatory controls due to its severe health and environmental risks.

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

Cadmium(2+) sulfate appears as white crystalline crystals or powder at room temperature. It is highly soluble in water, forming clear solutions. The compound is odorless and has a molecular weight of 208.48 g/mol. It is stable under normal conditions but decomposes at high temperatures. The substance is hygroscopic, meaning it readily absorbs moisture from the air, and should be kept in dry conditions.

What is cadmium(2+) sulfate used for?

Cadmium(2+) sulfate is primarily used in electroplating processes for cadmium coating applications, providing corrosion resistance to metal parts. It serves as a precursor in the production of cadmium-based pigments and in the manufacturing of nickel-cadmium batteries. The compound is also utilized in analytical chemistry as a reagent and in research applications. Due to its toxicity, many traditional uses have been restricted or banned in favor of safer alternatives.

How to handle cadmium(2+) sulfate safely?

Cadmium(2+) sulfate requires extreme caution during handling due to its high toxicity. Essential personal protective equipment includes respiratory protection (P3 filter), chemical-resistant gloves, protective clothing, and safety goggles. Work must be conducted in well-ventilated areas or under fume extraction systems. Avoid creating dust, ingestion, inhalation, and skin contact. Only trained personnel should handle this substance, following strict safety protocols and emergency procedures.

How to store cadmium(2+) sulfate correctly?

Cadmium(2+) sulfate must be stored in tightly sealed, labeled containers in a cool, dry, well-ventilated area away from incompatible materials. Keep away from acids, alkalis, and reducing agents. Storage areas should be secured with restricted access due to the substance's extreme toxicity. Containers should be made of compatible materials and regularly inspected for integrity. Implement appropriate spill containment measures and ensure emergency equipment is readily available.

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

Immediate action is critical for cadmium(2+) sulfate exposure. For skin contact, remove contaminated clothing and rinse affected area with copious amounts of water for at least 15 minutes. If inhaled, move to fresh air immediately. For eye contact, flush with water for 15 minutes while holding eyelids open. Never induce vomiting if swallowed. Seek immediate medical attention in all cases of exposure and provide safety data sheet to medical personnel.

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

Cadmium(2+) sulfate disposal requires specialized hazardous waste management procedures due to its extreme toxicity and environmental impact. The waste must be collected separately and handed over to licensed hazardous waste disposal companies. Never dispose of in regular waste, sewers, or environment. Follow local and national regulations for toxic waste disposal. Containers should be properly labeled and documented. Recovery or recycling through authorized facilities may be preferred when technically and economically feasible.

How to transport cadmium(2+) sulfate?

Cadmium(2+) sulfate is classified under ADR transport regulations as Class 6.1 (toxic substances), Packing Group II, indicating high toxicity. Transportation requires appropriate packaging, labeling with GHS pictograms (GHS06, GHS08, GHS09), and proper documentation. Vehicles must carry emergency equipment and drivers need hazardous materials certification. Packages must be secured to prevent damage during transport and marked with proper shipping names and identification numbers according to ADR requirements.

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

Cadmium(2+) sulfate is subject to extensive regulatory controls under REACH, CLP, and other European regulations due to its classification as carcinogenic, mutagenic, and toxic for reproduction. It requires safety data sheets, exposure scenario documentation, and strict occupational exposure limits. Many uses are restricted or require authorization. The substance falls under various national and international toxic substances regulations, requiring compliance with worker protection, environmental protection, and product safety standards.

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

Cadmium(2+) sulfate is available through specialized chemical distributors in Europe, including OYSI, which supplies high-quality chemical products to industrial customers. Due to its toxic classification and regulatory restrictions, purchases typically require proper documentation, intended use declaration, and compliance with safety requirements. Buyers must demonstrate appropriate handling capabilities, safety measures, and regulatory compliance. Contact OYSI directly for availability, specifications, and regulatory guidance for your specific application requirements.

Data Sources

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