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CAS 7758-09-0

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Potassium nitrite

Description:
Potassium nitrite, with the chemical formula KNO₂ and CAS number 7758-09-0, is an inorganic compound characterized by its white, crystalline appearance. It is highly soluble in water, forming a colorless solution. Potassium nitrite serves various applications, including as a food preservative, particularly in cured meats, where it helps inhibit bacterial growth and maintain color. It is also utilized in the production of fertilizers, explosives, and as a reagent in chemical synthesis. The compound exhibits properties of both a nitrite and a potassium salt, contributing to its reactivity. In terms of safety, potassium nitrite can be toxic in high doses and may pose health risks if ingested or inhaled, necessitating careful handling. Additionally, it can act as an oxidizing agent under certain conditions, which can lead to hazardous reactions. Overall, potassium nitrite is a versatile compound with significant industrial and agricultural importance, but it requires appropriate safety measures due to its potential toxicity.
Formula:KNO2
InChI:InChI=1/K.HNO2/c;2-1-3/h;(H,2,3)/q+1;/p-1
InChI key:InChIKey=LEMJDBDGPTVGML-UHFFFAOYSA-N
SMILES:N(=O)O.[K]
Synonyms:
  • E 249
  • Kaliumnitrit
  • Klear
  • Nitrite de potassium
  • Nitrito De Potasio
  • Nitrous acid, potassium salt (1:1)
  • Potassium Nitrite
  • Nitrous acid, potassium salt
  • UNII-794654G42L
  • CCRIS 3959
  • See more synonyms
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Found 4 products.
  • Potassium nitrite, 97%
    Alfa Aesar By Thermo Fisher Scientific
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    Potassium nitrite, 97%

    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:KNO2
    Purity:97%
    Color and Shape:White to cream or pale yellow, Crystals or powder or crystalline powder or compacted powder
    Molecular weight:85.10

    Ref: 02-L13289

    100g
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    500g
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  • Potassium nitrite, ACS, 96.0% min
    Alfa Aesar By Thermo Fisher Scientific
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    Potassium nitrite, ACS, 96.0% min

    CAS:
    <p>In analytical chemistry (testing for amino acids, cobalt, iodine, urea).Potassium nitrite is used as a food preservative, paint and coating additives and analytical reagent. It is used as a strong oxidizing agent as well as involved in the preparation of heat transfer salts. In addition, it is emplo</p>
    Formula:KNO2
    Purity:96.0%
    Molecular weight:85.10

    Ref: 02-014245

    10g
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    100g
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    500g
    To inquire
  • Potassium nitrite
    Glentham
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    Potassium nitrite

    CAS:
    Formula:KNO2
    Purity:≥ 96.0%
    Color and Shape:White to cream or light yellow crystalline powder
    Molecular weight:85.11

    Ref: 7W-GK7746

    100g
    70.00€
  • CymitQuimica logo
    Sisco Research Laboratories
    + Info

    Potassium Nitrite ACS, 96%

    CAS:
    Formula:KNO2
    Purity:min. 96.0%
    Color and Shape:White to Slightly yellow, Crystalline powder / solid, Clear
    Molecular weight:85.10

    Ref: SR-29078

    100g
    20.00€
    500g
    30.00€