Question: What is the raw material (must also include their respective category-bulk, fine or specialty) that used phthalic anhydride (PA) (99.5 wt %) using an essentially
What is the raw material (must also include their respective category-bulk, fine or specialty) that used phthalic anhydride (PA) (99.5 wt %) using an essentially pure o-xylene feed process?
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