GC Multiresidue Pesticide Standard (Mix 9) - 8 components;  100ug/ml each of Disulfoton [CAS:298-04-4]  ; Fonofos [CAS:944-22-9]  ; Parathion-methyl [CAS:298-00-0]  ; Mevinphos [CAS:7786-34-7]  ; Parathion [CAS:56-38-2]  ; Phorate [CAS:298-02-2]  ; Piperonyl butoxide [CAS:51-03-6]  ; Triazophos [CAS:24017-47-8]   in Toluene