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Lead Dioxide Extra Pure Amaris Chemicals
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LABORATORY GRADE

Lead Dioxide Extra Pure

Original price was: $ 22.20.Current price is: $ 22.13.

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Lead Dioxide Extra Pure is a dark brown or black crystalline powder with the chemical formula PbO₂, recognized for its strong oxidizing properties and high purity suitable for laboratory-grade applications. This compound is primarily used in electrochemical experiments, oxidation reactions, and battery research, especially in the development and maintenance of lead-acid batteries where it functions as the active material on the positive plate. In analytical chemistry, it is employed as an oxidizing agent and for synthesizing other lead compounds. Its stability and performance under controlled conditions make it valuable for advanced scientific research and industrial formulation trials. Due to its toxic and environmentally hazardous nature, strict safety protocols are necessary during handling and disposal.

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Description

Lead Dioxide Extra Pure

Primary Uses

  1. Strong Oxidizing Agent:
    • Commonly used in redox experiments and synthesis due to its powerful oxidative properties, especially in acidic media.
  2. Electrode Material in Electrochemistry:
    • Serves as an electrode component (e.g., in lead-acid batteries) for experiments involving electrochemical oxidation and reduction reactions.

Secondary Uses

  1. Catalysis Studies:
    • Explored in catalytic reactions such as oxidation of organic compounds in research settings.
  2. Demonstration of Decomposition Reactions:
    • Used to visually demonstrate thermal decomposition and oxygen evolution reactions in academic labs.
  3. Synthesis of Other Lead Compounds:
    • Acts as a precursor in synthesizing other lead-based compounds under controlled conditions.
KEY PRODUCT FEATURES

1. Basic Identification Attributes

  • Chemical Name: Lead(IV) Oxide
  • Synonyms: Plumbic oxide, Lead peroxide
  • Chemical Formula: PbO₂
  • CAS Number: 1309-60-0
  • Molecular Weight: 239.20 g/mol
  • Grade: Extra Pure (suitable for analytical and lab use)
  • Appearance: Dark brown or black powder
  • Odor: Odorless
  • Solubility: Insoluble in water; soluble in strong acids (e.g., nitric acid)
  • Decomposition Temperature: Decomposes before melting

2. Safety & Hazard Attributes

  • GHS Classification:
    • Oxidizing solid – Category 2
    • Acute toxicity (oral, inhalation) – Category 4
    • Carcinogenicity – Category 2
    • Reproductive toxicity – Category 1A
    • Specific Target Organ Toxicity (Repeated Exposure) – Category 2
    • Hazardous to the aquatic environment – Chronic Category 1
  • Hazard Statements:
    • H272: May intensify fire; oxidizer
    • H302: Harmful if swallowed
    • H332: Harmful if inhaled
    • H351: Suspected of causing cancer
    • H360: May damage fertility or the unborn child
    • H373: May cause damage to organs through prolonged or repeated exposure
    • H410: Very toxic to aquatic life with long lasting effects
  • Precautionary Statements:
    • P210: Keep away from heat/sparks/open flames
    • P220: Keep away from combustible materials
    • P260: Do not breathe dust or fumes
    • P281: Use appropriate personal protective equipment
    • P314: Get medical advice if you feel unwell
  • Personal Protective Equipment (PPE):
    • Chemical-resistant gloves
    • Lab coat
    • Safety goggles or face shield
    • Dust mask or respirator
    • Handle under fume hood
  • First Aid Measures:
    • Inhalation: Move to fresh air; seek medical attention if symptoms persist
    • Skin Contact: Wash thoroughly with soap and water
    • Eye Contact: Rinse cautiously with water for several minutes
    • Ingestion: Rinse mouth; do not induce vomiting; seek medical help immediately
  • Fire Hazards:
    • Non-combustible but strong oxidizer
    • May cause combustion in contact with flammable materials
    • Use dry chemical or foam extinguishers for surrounding fire

3. Storage & Handling Attributes

  • Storage Conditions:
    • Store in a cool, dry, well-ventilated area
    • Keep away from organic or combustible materials
    • Store in tightly sealed, labeled containers
    • Avoid mechanical shock and contamination
  • Handling Tips:
    • Avoid dust generation
    • Wash hands thoroughly after handling
    • Do not mix with acids or reducing agents
    • Use spill control protocols for any accidental release

4. Laboratory Applications

  • Primary Uses:
    • Oxidizing agent in redox chemistry experiments
    • Used in electrochemical cells and lead-acid battery studies
    • Demonstration of oxidation state chemistry and electrode reactions
  • Secondary Uses:
    • Historical pigment and pyrotechnic component (educational demonstrations only)
    • Research on lead compounds and their toxicological properties
    • Electroplating and catalyst studies (in controlled research environments)
SAFETY HANDLING PRECAUTIONS

SAFETY PRECAUTIONS

Personal Protective Equipment (PPE):

  • Wear a lab coat, chemical-resistant gloves (nitrile or neoprene), and protective goggles.
  • Use a dust mask or handle inside a fume hood to prevent inhalation of particles.

Handling:

  • Avoid all contact with skin, eyes, and clothing.
  • Prevent the formation of dust and avoid inhaling dust or fumes.
  • Wash hands and exposed skin thoroughly after handling.
  • Do not eat, drink, or smoke during use.

Storage:

  • Store in a cool, dry, well-ventilated place away from sunlight.
  • Keep the container tightly sealed.
  • Avoid contact with reducing agents, organic materials, and combustible substances.

FIRST AID MEASURES

Inhalation:

  • Move the exposed person to fresh air immediately.
  • Provide oxygen or artificial respiration if needed.
  • Seek medical attention if symptoms persist.

Skin Contact:

  • Remove contaminated clothing.
  • Wash skin thoroughly with soap and water for at least 15 minutes.
  • Get medical advice if irritation or redness appears.

Eye Contact:

  • Rinse cautiously with plenty of water for at least 15 minutes.
  • Remove contact lenses if present and easy to do.
  • Seek immediate medical attention.

Ingestion:

  • Do NOT induce vomiting.
  • Rinse mouth with water.
  • Seek immediate medical attention—lead compounds are highly toxic.

FIRE FIGHTING MEASURES

Flammability:

  • Not combustible, but may accelerate the burning of other materials (oxidizing agent).

Extinguishing Media:

  • Use dry chemical, foam, or CO₂.
  • Water spray may be used to cool containers.

Hazardous Combustion Products:

  • Emits toxic lead oxides when heated to decomposition.

Firefighter Protection:

  • Wear self-contained breathing apparatus (SCBA) and full protective gear.
  • Avoid inhalation of any combustion fumes or dust.

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