Cobalt Nitrate Hexahydrate, Cobaltous Nitrate, Cobalt Nitrate, 10026‑22‑9

Cobalt Nitrate Hexahydrate, Cobaltous Nitrate, Cobalt Nitrate, 10026‑22‑9

🔹 Chemical Profile

1. Identification

• Name: Cobalt(II) nitrate hexahydrate

• Synonyms: Cobaltous nitrate, Nitric acid cobalt(II) salt, Co(NO₃)₂·6H₂O

• CAS Number: 10026‑22‑9

• EC Number: 233‑402‑1

• HS Code: 283429

2. Chemical Structure

• Molecular Formula: Co(NO₃)₂·6H₂O

• Molecular Weight: 291.03 g/mol

• Purity: ≥ 98% (reagent grade)

3. Physical Properties

• Appearance: Red‑pink crystalline solid

• Density: ~1.88 g/cm³

• Melting Point: 55 °C

• Solubility: Highly soluble in water (134 g/100 mL at 20 °C)

• pH: ~4.0 (100 g/L solution at 20 °C)

• Hygroscopic: Yes

4. Chemical Properties

• Reactivity: Reacts with oxidizing agents and organic matter

• Stability: Stable under cool, dry conditions; sensitive to moisture

• Oxidizing Nature: Classified as an oxidizer

5. Applications

• Catalyst precursor

• Pigment production

• Laboratory reagent

• Ceramic and glass industry

6. Packaging & Logistics

• Forms: Crystals, flakes, or powder

• Storage: Cool, dry, well‑ventilated area; protect from humidity

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

• Shelf Life: Typically 2 years under proper storage

7. Regulatory & Safety

• GHS Classification: Oxidizing, toxic, carcinogenic (Category 1B)

• CLP Labeling:

  • H272: May intensify fire; oxidizer

  • H302: Harmful if swallowed

  • H350: May cause cancer

• REACH / KKDIK Compliance: Required

• MSDS: Must be provided

8. Quality & Certification

• ISO 9001 compliant production (common among suppliers)

• Not approved for food or cosmetic use

• No Halal/Kosher certification

9. Notes

• Acidic aqueous solutions

• Strongly hygroscopic; requires sealed packaging

📊 Sectoral Compliance Table