EPA Method 8260B - Acetate Standard Solution: 7 components: 2000ug/ml each of n-Amyl acetate [CAS:628-63-7] ; n-Butylacetate [CAS:123-86-4] ; Ethyl Acetate [CAS:141-78-6] ; Acetic acid-isopropyl ester [CAS:108-21-4] ; Methyl acetate [CAS:79-20-9] ; Acetic acid n-propyl ester [CAS:109-60-4] ; Vinylacetate [CAS:108-05-4] in Methanol (purge & trap)