• Detail

    Chromium Nitrate

    Product name: Chromium(Ⅲ)nitrate,nonahydrate
    Molecular formula: Cr(NO3)3·9H2O
    Molecular weight: 400.15
    CAS NO: 7789-02-8
    HS CODE: 28342980
    UN NO.: 2720   5.1 type oxidizing agent
    Properties:
    Chromium(Ⅲ)nitrate,nonahydrate is purple red crystal. It breaks down if heated to 125.5℃. Melting point is 60℃. Easily soluble in water, soluble in ethyl alcohol, acetone and inorganic acids.

    Uses:

    In preparing chrome-containing catalysts, as mordant in printing and dyeing industry, and etc.
    Technical parameters

    Main indicators

    Unit

    Catalyst grade

    Industrial grade

    Assay Cr(NO3)3·9H2O%

    %≥

    98.0

    98.0

    Water insoluble matter

    %≤

    0.02

    0.1

    Chloride(Cl)

    %≤

    0.01

    0.05

    Sulfate  (SO4)

    %≤

    0.02

    0.05

    Aluminum (Al)

    %≤

    0.05

    ---

    Calcium (Ca)

    %≤

    0.01

    ---

    Iron (Fe)

    %≤

    0.01

    ---

    Potassium (K)

    %≤

    0.1

    ---

    Sodium (Na)

    %≤

    0.1

    ---

    Appearance

     

    Purple red crystal

    Purple red crystal

     

    Packing: woven bag or plastic-plastic composite bag lined with plastic bag, net weight is 25/50kg (or according to customer's requirements).





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