EPA Method 8061A - Phthalate Esters Standard: 15 components: 1000mg/l each of Phthalic acid, benzylbutyl ester [CAS:85-68-7] ; Phthalic acid, bis-2-n-butoxyethyl ester [CAS:117-83-9] ; Phthalic acid, bis-2-ethoxyethyl ester [CAS:605-54-9] ; Phthalic acid,bis-2-ethylhexylester [CAS:117-81-7] ; Phthalic acid, bis-methylglycol ester [CAS:117-82-8] ; Phthalic acid, bis-butyl ester [CAS:84-74-2] ; Phthalic acid, bis-ethyl ester [CAS:84-66-2] ; Phthalic acid, bis-hexyl ester [CAS:84-75-3] ; Phthalic a