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Potassium Polyphosphate (Grade 4)

    Specifications

    HS Code

    672817

    Chemical Name Potassium Polyphosphate
    Grade Grade 4
    Appearance White powder
    Molecular Formula (KPO3)n
    Solubility In Water Highly soluble
    Ph Of 1 Percent Solution 9.0-10.5
    Potassium Content Percent 30-32%
    Phosphorus Content Percent 20-22%
    Moisture Content <3%
    Bulk Density 0.8-1.0 g/cm3
    Melting Point Decomposes above 400°C
    Odor Odorless
    Hygroscopicity Moderately hygroscopic
    Storage Condition Store in a dry, cool place
    Cas Number N/A (mixture; polyphosphates typically 37244-88-5)

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