I G Petrochemicals Ltd. (IGPL) is an established market leader in Phthalic Anhydride (PAN) with strong recognition and excellent plant facilities of international standards. IGPL also produces Maleic Anhydride through wash water generated out of the production process of PAN. Maleic Anhydride is used in agro and food businesses. IGPL also manufactures Benzoic Acid (BA) as a by-product.