VWR Ammonia solution 28%, AnalaR NORMAPUR® analytical reagent

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Expédition : 2-3 jours ouvrables

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    Specifications:
    Application Organic Synthesis
    Storage Temperature Ambient
    Product Type Laboratory Chemical Forms Liquid
    Product Brand VWR
    Product Grade Analytical grade Formula NH₃

    Specifications:

    FeatureTest Results
    Assay28.0 - 32.0%
    ColourationMax. 10 APHA
    Density (20/4)0.880 - 0.910
    Evaporation ResidueMax. 10 ppm
    Silica ContentMax. 10 ppm
    Substances Reducing KMnO₄ (as O)Max. 4 ppm
    Chloride (Cl)Max. 0.5 ppm
    Carbonate (CO₃)Max. 10 ppm
    Nitrite (NO₂)Max. 2 ppm
    Phosphate (PO₄)Max. 0.5 ppm
    Sulphide (S)Max. 0.1 ppm
    Sulphate (SO₄)Max. 2 ppm
    Aluminum (Al)Max. 0.03 ppm
    Arsenic (As)Max. 0.01 ppm
    Boron (B)Max. 0.02 ppm
    Barium (Ba)Max. 0.02 ppm
    Calcium (Ca)Max. 0.3 ppm
    Cadmium (Cd)Max. 0.01 ppm
    Cobalt (Co)Max. 0.01 ppm
    Chromium (Cr)Max. 0.02 ppm
    Copper (Cu)Max. 0.02 ppm
    Iron (Fe)Max. 0.1 ppm
    Mercury (Hg)Max. 0.01 ppm
    Potassium (K)Max. 0.1 ppm
    Lithium (Li)Max. 0.01 ppm
    Magnesium (Mg)Max. 0.05 ppm
    Manganese (Mn)Max. 0.01 ppm
    Molybdenum (Mo)Max. 0.02 ppm
    Sodium (Na)Max. 2 ppm
    Nickel (Ni)Max. 0.02 ppm
    Lead (Pb)Max. 0.02 ppm
    Strontium (Sr)Max. 0.01 ppm
    Titanium (Ti)Max. 0.05 ppm
    Vanadium (V)Max. 0.01 ppm
    Zinc (Zn)Max. 0.02 ppm
    Zirconium (Zr)Max. 0.05 ppm
    Conforms to ACSPasses test
    Conforms to Reag. Ph.Eur.Passes test

    VWR® Ammonia Solution 28%, AnalaR NORMAPUR® is a high-purity ammonium hydroxide solution, designed for use in analytical chemistry, organic synthesis, and pharmaceutical applications. With a concentration of 28.0-32.0%, it is a versatile reagent used in various chemical reactions such as pH adjustments, precipitation reactions, and titrations.

    This ACS-certified ammonia solution is also compliant with Ph.Eur. standards, ensuring consistency and reliability for laboratory processes requiring accurate and precise reagents. Its low levels of impurities (including heavy metals, water, and chlorides) ensure that it performs optimally in sensitive analytical methods and synthesis processes.

    Key Features:

    1. High Purity:
      • 28% to 32% pure, ideal for precise chemical synthesis, organic chemistry, and analytical applications.
    2. Versatile Applications:
      • Used in pH adjustments, precipitation, titrations, and as a solvent in various biochemical and pharmaceutical reactions.
    3. Low Impurity Levels:
      • Contains minimal impurities such as sodium, iron, and sulphates, ensuring accurate results in titration and analysis.
    4. Regulatory Compliance:
      • ACS certified and meets Ph.Eur. standards, providing consistency and reliability in regulated environments.
    5. Easy Handling:
      • The solution is ready to use, eliminating the need for further preparation, making it easy to integrate into laboratory workflows.
    6. Safe Handling:
      • Corrosive and flammable nature, so it should be handled with care. Suitable for environmental control when used with appropriate precautions.

    Applications:

    • Analytical Chemistry: Used in pH analysis, titrations, and precipitation reactions for precise and accurate chemical testing.
    • Organic Synthesis: Employed in the synthesis of amides, alkylation reactions, and hydrolysis processes.
    • Pharmaceuticals: Essential in the synthesis of drugs, buffer solutions, and reagent preparation.
    • Water Treatment: Used in ammonium ion-based treatments for water purification processes.
    • Environmental Science: Used in testing for ammonium levels in environmental samples and wastewater analysis.

    Storage:

    • Store at ambient temperature in a cool, dry place to maintain stability and avoid degradation.

    VWR® Ammonia Solution 28%, AnalaR NORMAPUR® is a high-purity solution that is ideal for organic synthesis, analytical chemistry, and biochemical applications. With its minimal impurities and ACS certification, it ensures reliable and accurate results for a variety of scientific processes and laboratory experiments.

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