Silver Nitrate, Silver Mono Nitrate, Lunar Caustic, Argentum Nitrate, 7761-88-8

Silver Nitrate, Silver Mono Nitrate, Lunar Caustic, Argentum Nitrate, 7761-88-8

🔹 Chemical Profile

1. Identification

• Name: Silver nitrate

• Synonyms: Silver(I) nitrate, Nitric acid silver(I) salt, AgNO₃

• CAS Number: 7761‑88‑8

• EC Number: 231‑853‑9

• HS Code: 2843.29

• Other Names: Lunar caustic, Argentum nitrate

2. Chemical Structure

• Molecular Formula: AgNO₃

• Molecular Weight: 169.87 g/mol

• Purity: ≥ 99% (analytical grade)

3. Physical Properties

• Appearance: Colorless, transparent crystalline solid

• Density: 4.35 g/cm³

• Melting Point: 212 °C (decomposes)

• Solubility: Highly soluble in water (122 g/100 mL at 25 °C)

• Hygroscopic: Slightly hygroscopic

4. Chemical Properties

• Reactivity: Strong oxidizer; reacts with organic matter and reducing agents

• Stability: Stable under dry, cool conditions; decomposes under light exposure

• Oxidizing Nature: Yes

5. Applications

• Analytical chemistry (precipitation of halides)

• Photography (historical use in film development)

• Medicine (antiseptic, cauterizing agent – limited modern use)

• Electronics (silver plating, conductive inks)

• Catalysis and synthesis

6. Packaging & Logistics

• Forms: Crystalline solid, pellets, or solutions

• Storage: Dark, cool, dry place; protect from light

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

• Shelf Life: Typically 2 years under proper storage

7. Regulatory & Safety

• GHS Classification: Oxidizing, toxic, environmentally hazardous

• CLP Labeling:

  • H272: May intensify fire; oxidizer

  • H302: Harmful if swallowed

  • H410: Very toxic to aquatic life with long‑lasting effects

• 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

• Sensitive to light; must be stored in amber or opaque containers

• Widely used in laboratories for halide detection

📊 Sectoral Compliance Table

💡 Silver nitrate is a high‑purity analytical reagent with strong oxidizing properties, widely used in labs and industry but tightly restricted in consumer sectors due to toxicity and environmental hazards.