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CAS 7757-79-1

:

Potassium nitrate

Description:
Potassium nitrate, with the chemical formula KNO₃ and CAS number 7757-79-1, is an inorganic compound that appears as a white crystalline solid. It is highly soluble in water and exhibits a salty taste. This compound is known for its role as a fertilizer, providing essential nutrients, particularly nitrogen and potassium, to plants. Additionally, potassium nitrate is utilized in food preservation, particularly in curing meats, due to its ability to inhibit bacterial growth. It also serves as an oxidizing agent in various chemical reactions and is a key component in the production of gunpowder and fireworks. The substance has a high melting point and decomposes upon heating, releasing nitrogen oxides and potassium oxide. In terms of safety, potassium nitrate is generally considered non-toxic but can pose hazards if ingested in large quantities or if it comes into contact with strong acids, which can lead to the release of toxic gases. Overall, potassium nitrate is a versatile compound with significant applications in agriculture, food processing, and pyrotechnics.
Formula:HNO3·K
InChI:InChI=1S/K.HNO3/c;2-1(3)4/h;(H,2,3,4)
InChI key:InChIKey=IRPDISVJRAYFBI-UHFFFAOYSA-N
SMILES:N(=O)(=O)O.[K]
Synonyms:
  • Collo-Bo
  • E 252
  • Filling solution for chloride combination electrode (10% KNO3, trace AgCl, KCl)
  • Filling solution for cyanide or sulfide electrode (10% KNO3, trace AgCl, KCl)
  • Filling solution for fluoride electrode (17% KNO3, 5% KCl, trace NaCl, AgCl)
  • Filling solution for salt bridges and double-junction electrodes
  • Kaliumnitrat
  • Krista K
  • Krista K Plus
  • NO3
  • See more synonyms
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Found 14 products.
  • Potassium nitrate, ACS, 99.0% min

    CAS:
    <p>Pyrotechnics, glass manufacture, tempering steel, reagentPotassium nitrate has a vast variety of applications. Appropriate preparations of potassium nitrate find use in fertilizers, food preservatives, tooth paste, rocket propellants and fireworks. In addition, it is also used as an electrolyte in</p>
    Formula:KNO3
    Purity:99.0%
    Color and Shape:White, Solid
    Molecular weight:101.10

    Ref: 02-013443

    2kg
    151.00€
    100g
    35.00€
    500g
    50.00€
  • Potassium nitrate, Puratronic&trade;, 99.995% (metals basis)

    CAS:
    <p>Potassium nitrate has a vast variety of applications. Appropriate preparations of potassium nitrate find use in fertilizers, food preservatives, tooth paste, rocket propellants and fireworks. In addition, it is also used as an electrolyte in a salt bridge, and as thermal storage medium in power ge</p>
    Formula:KNO3
    Purity:99.995%
    Color and Shape:White, Crystalline powder and/or granules
    Molecular weight:101.10

    Ref: 02-010844

    5g
    62.00€
    50g
    192.00€
    250g
    To inquire
  • Potassium nitrate, 99%

    CAS:
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formula:KNO3
    Purity:99%
    Color and Shape:White, Crystals or powder or crystalline powder and/or chunks and/or granules
    Molecular weight:101.10

    Ref: 02-A14527

    10kg
    269.00€
    500g
    32.00€
    2500g
    105.00€
  • Potassium nitrate, 99.994% (metals basis)

    CAS:
    <p>Potassium nitrate has several applications. It is used as an oxidizer, food preservative, fertilizer, and an active ingredient of condensed aerosol fire suppression systems. It is a powerful nitrating agent in sulfuric acid medium. In addition, it also used as an electrolyte in a salt bridge and </p>
    Formula:KNO3
    Purity:99.994%
    Molecular weight:101.10

    Ref: 02-011008

    25g
    110.00€
    100g
    339.00€
  • Potassium Nitrate Melting Point Standard (Potassium Nitrate)

    CAS:
    Potassium nitrates
    Formula:KNO3
    Color and Shape:White Crystalline Powder
    Molecular weight:100.95152
  • Potassium Nitrate

    CAS:
    Potassium nitrates
    Formula:KNO3
    Color and Shape:Colorless White Powder
    Molecular weight:100.95152
  • Potassium nitrate, 99%

    CAS:
    Formula:KNO3
    Purity:99.0 - 101.0 %
    Color and Shape:White crystalline powder
    Molecular weight:101.11

    Ref: 7W-GK1121

    1kg
    63.00€
    5kg
    185.00€
    250g
    27.00€
    500g
    40.00€
  • Potassium nitrate, with ACA

    CAS:
    Formula:KNO3
    Purity:≥ 99.0% (exc. anticaking)
    Color and Shape:White crystalline powder
    Molecular weight:101.11

    Ref: 7W-GK2712

    1kg
    42.00€
    5kg
    128.00€
  • Potassium nitrate, EP, USP grade

    CAS:
    Formula:KNO3
    Purity:99.0 - 101.0 %
    Color and Shape:White to almost white crystalline powder or granules
    Molecular weight:101.11

    Ref: 7W-GX7850

    1kg
    141.00€
  • Potassium nitrate, 99.99+%

    CAS:
    Formula:KNO3
    Purity:≥ 99.99%
    Color and Shape:White crystalline powder or crystals
    Molecular weight:101.11

    Ref: 7W-GX5250

    50g
    322.00€
  • Potassium nitrate, 99+% (ACS)

    CAS:
    <p>Potassium nitrate, 99+% (ACS)</p>
    Formula:KNO3
    Purity:99+%
    Color and Shape:white xtl.
    Molecular weight:101.11

    Ref: 08-93-1956

    2kg
    327.00€
    500g
    144.00€
  • Potassium nitrate (99.999%-K) PURATREM

    CAS:
    <p>Potassium nitrate (99.999%-K) PURATREM</p>
    Formula:KNO3
    Purity:(99.999%-K)
    Color and Shape:white xtl.
    Molecular weight:101.11

    Ref: 08-19-5400

    25g
    132.00€
    100g
    381.00€
  • Potassium nitrate

    Controlled Product
    CAS:
    <p>Potassium nitrate is a salt of potassium and nitrate. It is used in the food industry as a preservative, and it has been shown to be an effective antimicrobial agent. Potassium nitrate has been shown to inhibit the growth of oral pathogens, such as cariogenic bacteria, in a model system. This compound also has insecticidal properties. Potassium nitrate inhibits the development of insects by interfering with their ability to synthesize proteins necessary for metamorphosis from larvae to pupae and from pupae to adults.</p>
    Formula:KNO3
    Purity:Min. 95%
    Color and Shape:White Clear Liquid
    Molecular weight:101.1 g/mol

    Ref: 3D-FP01224

    1kg
    300.00€
    2kg
    423.00€
    5kg
    627.00€
  • Potassium nitrate

    CAS:
    <p>Potassium nitrate</p>
    Purity:99.9%
    Molecular weight:101.10g/mol

    Ref: 54-IN2926

    ne
    Discontinued
    Discontinued product