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Phthalic anhydride (50)CAS RN:85-44-9
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Koppers Inc.Telephone:+1 412-227-2001
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US Petrochemical Industries, Inc.Telephone:(713) 871-1951
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TransChemicalTelephone:(908)-665-2900
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Interstate Chemical CompanyTelephone: (800) 422-4485
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Aristech Chemical CorporationTelephone:1-412-433-2747
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Diehl Chemical, Inc.Telephone:713-783-2616
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EXIM - INDIS Inc.Telephone:1-281-556-0578
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Chemstock Inc.Telephone:(715) 726-1437
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Caspian ChemicalsTelephone:97-14-3310044
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Casting ResinsTelephone:65-6221-0005