Phthalic acid-d4

General Uses:
• Analytical standard for precise measurements
• Precursor for the synthesis of phthalate esters, including plasticizers

Scientific Applications:
• Used as an internal standard for characterizing organic acids in aerosols from combustion processes
• A reference material for studying pesticide metabolites in populations near vineyards in France
• A precursor for isotopically labeled phthalate esters in developing analytical methods for cosmetic products