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Potassium Nitrate Extra Pure Amaris Chemicals
Potassium Nitrate Extra Pure Amaris Chemicals
Potassium Nitrate Extra Pure Amaris Chemicals
Potassium Nitrate Extra Pure Amaris Chemicals
Potassium Metal Extra Pure Amaris Chemicals
Potassium Metal Extra Pure Original price was: $ 17.79.Current price is: $ 17.67.
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Potassium Sorbate Extra Pure Amaris Chemicals
Potassium Sorbate Extra Pure Original price was: $ 19.00.Current price is: $ 18.87.
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Potassium Nitrate Extra Pure

Original price was: $ 17.69.Current price is: $ 17.54.

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Potassium Nitrate Extra Pure is a high-purity, crystalline chemical compound widely used in laboratories, pharmaceuticals, and food-grade applications. It serves as a strong oxidizing agent, commonly employed in analytical chemistry, fertilizer formulation, and pyrotechnics. In pharmaceutical settings, it may be used in toothpaste for sensitive teeth, while in food processing, it can function as a preservative under strict regulatory control. Its extra pure grade ensures low levels of impurities, making it ideal for precision-dependent procedures. The compound should be stored in a cool, dry place away from incompatible substances to maintain its stability and reactivity.

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Description

Potassium Nitrate Extra Pure

PRIMARY USES

  1. Laboratory Reagent
  • Widely used in analytical chemistry and educational experiments, especially in oxidation-reduction reactions.
  • Acts as a source of nitrate ions in various chemical syntheses.
  1. Oxidizing Agent in Pyrotechnics
  • A key ingredient in black powder (gunpowder), fireworks, and rocket propellants due to its strong oxidizing properties.
  • Provides oxygen to support the combustion of other materials.
  1. Fertilizer (High Purity)
  • Supplies essential nutrients: potassium (K) and nitrogen (N) for plant growth.
  • Used in hydroponics and precision agriculture when extremely pure grade is needed.

SECONDARY USES

  1. Food Preservation
  • Historically used to cure meats (known as saltpetre); however, modern use is regulated.
  • Acts as an antimicrobial agent and helps retain meat color.
  1. Heat Transfer Media
  • Used in solar thermal storage systems and heat transfer salt mixtures, especially in molten salt technology.
  1. Glass and Ceramic Manufacturing
  • Improves strength and clarity of specialty glass and ceramics by acting as a fluxing agent.
KEY PRODUCT FEATURES

1. Basic Identification Attributes

  • Chemical Name: Potassium Nitrate
  • CAS Number: 7757-79-1
  • HS Code: 2834.21.00
  • Molecular Formula: KNO₃
  • Synonyms:
    • Saltpeter
    • Nitrate of Potash
    • Nitric Acid, Potassium Salt
    • E252 (as food additive)

2. Physical & Chemical Properties

  • Physical State: Solid (granular or crystalline powder)
  • Color & Odor: White or colorless; odorless
  • Boiling Point & Melting Point:
    • Melting Point: ~334 °C
    • Decomposes before boiling
  • Density/Specific Gravity: ~2.11 g/cm³ at 20 °C
  • Solubility:
    • Water: Highly soluble (32g/100 mL at 20 °C)
    • Slightly soluble in glycerol
    • Practically insoluble in ethanol and acetone
  • pH Level: 6–8 (5% aqueous solution)
  • Vapor Pressure & Volatility: Not volatile; negligible vapor pressure
  • Flash Point: Not flammable
  • Autoignition Temperature: Not applicable
  • Viscosity: Not applicable (solid)

3. Safety & Hazard Attributes

  • Hazard Class (GHS Classification):
    • Oxidizing Solid (Category 3)
    • Eye Irritation (Category 2A)
  • NFPA Ratings:
    • Health: 1
    • Flammability: 0
    • Reactivity: 1
  • Exposure Limits:
    • No specific OSHA PEL
    • ACGIH TLV: Not established
  • Reactivity:
    • Strong oxidizer
    • Reacts violently with reducing agents, flammable and combustible materials, and acids

4. Storage & Handling Attributes

  • Storage Conditions:
    • Store in a tightly closed container
    • Cool, dry, and well-ventilated area
    • Protect from heat, moisture, and combustible substances
  • Incompatible Materials:
    • Reducing agents, sulfur, powdered metals, organic materials, acids
  • Container Type:
    • Use plastic, HDPE, or coated metal containers resistant to corrosion and oxidation
  • Shelf Life & Expiration Date:
    • Long shelf life if stored dry and sealed (2–3 years or longer)
  • Special Handling Requirements:
    • Use gloves, goggles, lab coat
    • Avoid creating dust; do not mix with combustibles

5. Regulatory & Compliance Attributes

  • Regulatory Status:
    • Listed under REACH, TSCA, FDA (as food additive E252)
    • EPA: Recognized for nitrate pollution concerns
  • Transportation Restrictions:
    • UN Number: UN1486
    • DOT Hazard Class: 5.1 (Oxidizer)
    • Packing Group: III
  • Waste Disposal Method:
    • Dispose of via licensed hazardous waste disposal contractor
    • Avoid release into environment or sewage

6. Environmental & Health Impact

  • Ecotoxicity:
    • Toxic to aquatic life in high concentrations
    • Contributes to algal blooms and eutrophication
  • Persistence in Environment:
    • Persistent as nitrate ions; leaches into groundwater
  • Carcinogenicity/Mutagenicity:
    • Not listed as carcinogenic by IARC, NTP, or OSHA
  • Biodegradability:
    • Not biodegradable; mobile in soil and water systems
SAFETY HANDLING PRECAUTIONS

SAFETY PRECAUTIONS

Personal Protective Equipment (PPE):

  • Chemical-resistant lab coat
  • Nitrile or neoprene gloves
  • Safety goggles or face shield
  • Use in a well-ventilated fume hood or with local exhaust ventilation

Handling:

  • Handle with care; avoid creating dust
  • Do not mix with combustible materials, acids, or reducing agents
  • Avoid contact with skin, eyes, and clothing
  • Prevent contamination with organic substances (may cause violent reactions)

Storage:

  • Store in a tightly sealed container in a cool, dry, well-ventilated area
  • Keep away from heat, sparks, and sources of ignition
  • Do not store near flammable or combustible materials
  • Separate from acids, metal powders, and reducing agents

FIRST AID MEASURES

Inhalation:

  • Move person to fresh air
  • Loosen tight clothing and ensure clear airway
  • If symptoms persist, seek medical attention

Skin Contact:

  • Wash affected area with plenty of soap and water
  • Remove contaminated clothing
  • Seek medical attention if irritation develops

Eye Contact:

  • Rinse cautiously with water for at least 15 minutes
  • Remove contact lenses if present and easy to do
  • Seek medical advice if irritation or discomfort continues

Ingestion:

  • Rinse mouth with water
  • Do NOT induce vomiting
  • Seek immediate medical assistance

FIRE FIGHTING MEASURES

Flammability:

  • Not flammable, but a strong oxidizer
  • May intensify fire in presence of combustible material

Extinguishing Media:

  • Use water spray, fog, or foam
  • Do NOT use dry chemical extinguishers on large fires involving nitrates

Hazardous Combustion Products:

  • Toxic gases including nitrogen oxides (NOₓ) and potassium oxides

Firefighter Protection:

  • Wear full protective gear and a self-contained breathing apparatus (SCBA)
  • Approach fire from upwind side
  • Use water to cool containers exposed to fire

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