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Home › ASTM Aromatic Hydrocarbons Committee Develops Standards for Determining Presence of Impurities ...

 

ASTM Aromatic Hydrocarbons Committee Develops Standards for Determining Presence of Impurities ...

2013-12-02 06:00:00| Industrial Newsroom - All News for Today

Purified terephthalic acid, commonly known as PTA, is a major raw material for polymer and plastic manufacture used in making polyester fiber, resin, and film. Four new ASTM International standards will be used to determine the presence of the impurities 4-Caraboxybenzaldehyde and p-Toluic Acid in PTA. These newly approved standards will be used to set specifications and as internal quality control tools for both users and manufacturers. This story is related to the following:Trade Associations

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