Ammonium Cerium Sulfate, Ceric Ammonium Sulfate, Diammonium Cerium Sulfate, 10378‑47‑9

Ammonium Cerium Sulfate, Ceric Ammonium Sulfate, Diammonium Cerium Sulfate, 10378‑47‑9

🔹 Chemical Profile

1. Identification

• Name: Ammonium cerium(IV) sulfate

• Synonyms: Ceric ammonium sulfate, Diammonium cerium(IV) sulfate

• CAS Number: 10378‑47‑9

• EC Number: 233‑782‑9

• HS Code: 283429

2. Chemical Structure

• Molecular Formula: (NH₄)₄Ce(SO₄)₄·2H₂O

• Molecular Weight: ~632 g/mol

• Purity: ≥ 98.5% (analytical reagent grade)

3. Physical Properties

• Appearance: Pale yellow to orange crystalline solid

• Density: ~2.3 g/cm³

• Melting Point: ~300 °C (decomposes)

• Solubility: Soluble in water

• Hygroscopic: Yes

4. Chemical Properties

• Reactivity: Strong oxidizer; reacts with organics and reducing agents

• Stability: Moisture‑sensitive; decomposes on heating

• Oxidizing Nature: Yes

5. Applications

• Oxidizing agent in organic synthesis

• Analytical chemistry reagent (notably in cerimetry titrations)

• Catalyst precursor in polymerization and fine chemical processes

• Specialty applications in electronics and optics

6. Packaging & Logistics

• Forms: Crystalline solid or granules

• Storage: Cool, dry, sealed containers; protect from moisture and light

• Transport Classification: ADR / IMDG / IATA – Oxidizing solid

• Shelf Life: ~2 years under proper storage

7. Regulatory & Safety

• GHS Classification: Oxidizing, harmful, irritant

• CLP Labeling:

  • H272: May intensify fire; oxidizer

  • H302: Harmful if swallowed

• REACH / KKDİK Compliance: Required

• MSDS: Must be provided

8. Quality & Certification

• ISO 9001 compliant production

• Not approved for food or cosmetic use

• No Halal/Kosher certification

9. Notes

• CAS is widely used in analytical chemistry and organic synthesis as a reliable oxidizing reagent

• Requires moisture‑proof packaging due to hygroscopic nature

📊 Sectoral Compliance Table