ASTM E202 Test Method for Analysis of Ethylene Glycols and Propylene Glycols

ASTM E202 Test Method for Analysis of Ethylene Glycols and Propylene Glycols

To measure certain chemical and physical properties of ethylene glycols and propylene glycols ASTM E202 is used and it can be used to determine compliance with specifications in which limits are established for these properties.

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    Scope:

    The ASTM E202 test methods cover the chemical and physical analysis of the commonly available grades of ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, and dipropylene glycol.

    TestSection 
    Purity of Reagents4
    Specific Gravity6-8
    Distillation Range9-11
    Acidity12-14
    Water15-17
    Iron18-20
    Colour21-23
    Gas Chromatographic Analysis26-26

    Result:

    Water Content in Ethylene Glycols and Propylene Glycols is determined by Coulometric Karl Fischer Titration

    Conclusion:

    To measure certain chemical and physical properties of ethylene glycols and propylene glycols ASTM E202 is used and it can be used to determine compliance with specifications in which limits are established for these properties. 

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