Cadmium sulfate 8/3-hydrate
Cadmium sulfate 8/3-hydrate (CAS 7790-84-3) is a cadmium salt with the linear formula CdSO<sub>4</sub> · 8/3H<sub>2</sub>O and a molecular weight of 256.57 g/mol. It is a chemical reagent utilized in various analytical and research applications. This compound is supplied by Tech Serve Solutions with a purity of ≥98% (complexometric) and a grade of Puriss.

Analytical Chemistry
Utilized as an analytical reagent for general laboratory use and in chromatography applications. Its specific properties make it valuable for certain quantitative and qualitative analyses.
Inorganic Chemistry
Serves as a precursor or component in studies within inorganic chemistry, including catalysis research. It can be employed in the synthesis of other cadmium-containing compounds.
Chemical Synthesis
Acts as a reagent in chemical synthesis pathways. Its role can involve providing cadmium ions or acting as a source for sulfate ions in controlled reactions.
| Molecular weight | 256.57 |
|---|---|
| Linear formula | CdSO4 · 8/3H2O |
| Assay | ≥98% (complexometric) |
| Grade | puriss. |
| Impurities tested | ≤0.005% insolubles |



Hazard statements
- H301Toxic if swallowed
- H330Fatal if inhaled
- H340May cause genetic defects
- H350May cause cancer
- H360FD
- H372Causes damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P273Avoid release to the environment
- P284Wear respiratory protection
- P301IF SWALLOWED
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2570 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+,N |
| Risk statements (R) | 45-46-60-61-25-26-48/23/25-50/53 |
| Safety statements (S) | 53-45-60-61 |
| Cation traces | As: ≤5 mg/kgFe: ≤10 mg/kgZn: ≤100 mg/kg |
| Anion traces | chloride (Cl-): ≤50 mg/kgnitrate (NO3-): ≤100 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Cadmium sulfate 8/3-hydrate used for?
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Cadmium sulfate 8/3-hydrate is used as an analytical reagent in general laboratory applications and chromatography, as well as in inorganic chemistry research, catalysis, and chemical synthesis.
What is the CAS number and formula for Cadmium sulfate 8/3-hydrate?
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The CAS number is 7790-84-3 and the linear formula is CdSO<sub>4</sub> · 8/3H<sub>2</sub>O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cadmium sulfate 8/3-hydrate with a grade of Puriss. and an assay of ≥98% (complexometric).
What are the main safety concerns when handling Cadmium sulfate 8/3-hydrate?
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This compound is highly toxic if swallowed or inhaled, and is suspected of causing genetic defects, cancer, and infertility or harm to the unborn child. It also causes damage to organs through prolonged or repeated exposure and is very toxic to aquatic life with long-lasting effects. Strict handling procedures, including the use of personal protective equipment like dust masks, eyeshields, face shields, and gloves, are essential.
How is Cadmium sulfate 8/3-hydrate typically packed and shipped?
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Cadmium sulfate 8/3-hydrate is shipped according to international transport regulations for hazardous materials, including UN 2570 classification. It is packed to ensure safe transit and compliance with relevant safety directives.
How can I request a quote or sample?
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To request a quote or a sample of Cadmium sulfate 8/3-hydrate, please contact the Tech Serve Solutions sales team through our website or by direct inquiry.
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