Silver Nitrate Extra Pure
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Silver Nitrate Extra Pure is a high-purity, colorless to white crystalline solid widely used in analytical chemistry, medical treatments, and photography. Known as lunar caustic, it serves as a key reagent for detecting halides and as an antiseptic agent. Its high solubility in water and sensitivity to light requires careful storage in dark, sealed containers. The Extra Pure grade ensures minimal impurities for precision work.
Description
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Silver Nitrate Extra Pure
PRIMARY USES
- Analytical Reagent & Laboratory Applications:
- Used as a standard reagent for quantitative chemical analysis.
- Employed in titrations to detect halides, thiocyanates, and cyanides.
- Used to prepare other silver compounds and in qualitative inorganic analysis.
- Medical & Pharmaceutical Applications:
- Utilized as a cauterizing agent in wound care and treatment of skin conditions.
- Employed in antiseptic solutions and to prevent infections.
- Photography & Imaging:
- Used in photographic emulsions and light-sensitive materials.
SECONDARY USES
- Water Treatment:
- Acts as a biocide to control microbial growth in water systems.
- Catalysis & Chemical Synthesis:
- Serves as a catalyst or precursor in organic and inorganic synthesis.
- Serves as a catalyst or precursor in organic and inorganic synthesis.
PRODUCT KEY FEATURES
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Basic Identification Attributes
- Chemical Name: Silver Nitrate
- CAS Number: 7761-88-8
- HS Code: 2843.10.00
- Molecular Formula: AgNO₃
- Synonyms: Argent Nitrate, Lunar Caustic
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Physical & Chemical Properties
- Physical State: Solid (crystalline or granular)
- Color & Odor: Colorless to white, odorless
- Density/Specific Gravity: 4.35 g/cm³
- Solubility: Highly soluble in water (~256 g/L at 20 °C), soluble in ethanol
- Melting Point: 212 °C (decomposes)
- pH Level: Acidic in aqueous solution
- Flash Point: Not flammable
-
Safety & Hazard Attributes
- Hazard Class (GHS Classification):
- Acute toxicity (Category 4)
- Skin corrosion/irritation (Category 1B)
- Eye damage (Category 1)
- Specific target organ toxicity (repeated exposure)
- NFPA Ratings: Health 3, Flammability 0, Reactivity 1
- Exposure Limits: No specific OSHA PEL, use general dust precautions
- Reactivity: Sensitive to light and heat; decomposes releasing toxic fumes
- Hazard Class (GHS Classification):
-
Storage & Handling Attributes
- Store in a cool, dry, dark place, protected from light and moisture
- Keep container tightly closed in amber or opaque bottles
- Avoid contact with reducing agents and combustible materials
- Shelf life: Stable if stored properly
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Regulatory & Compliance Attributes
- Listed under REACH, TSCA, and other inventories
- Classified as hazardous for transport (oxidizer)
- Dispose of according to environmental regulations
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Environmental & Health Impact
- Toxic to aquatic organisms with long-lasting effects
- Handle with care to prevent environmental contamination
- Not classified as carcinogenic
SAFETY HANDLING PRECAUTIONS
SAFETY PRECAUTIONS
- Personal Protective Equipment (PPE):
- Use gloves, safety goggles, and protective clothing
- Employ respiratory protection if dust or fumes are generated
- Handling:
- Avoid inhalation, ingestion, and contact with skin and eyes
- Handle in well-ventilated areas
- Wash hands after handling
- Storage:
- Store away from light, heat sources, and incompatible substances
- Keep containers tightly sealed
FIRST AID MEASURES
- Inhalation:
- Move person to fresh air immediately
- Seek medical attention if symptoms develop
- Skin Contact:
- Rinse affected area with plenty of water
- Remove contaminated clothing
- Seek medical advice if irritation occurs
- Eye Contact:
- Rinse eyes thoroughly with water for at least 15 minutes
- Seek immediate medical attention
- Ingestion:
- Rinse mouth with water
- Do not induce vomiting unless directed
- Seek medical attention promptly
FIRE FIGHTING MEASURES
- Flammability:
- Non-flammable but oxidizing agent
- Extinguishing Media:
- Use water spray, foam, or dry chemical extinguisher
- Hazardous Combustion Products:
- May release toxic silver and nitrogen oxides on decomposition
- Firefighter Protection:
- Use self-contained breathing apparatus and full protective gear
- Use self-contained breathing apparatus and full protective gear
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