10 components: 100ug/ml each of Cyanazine [CAS:21725-46-2] ; Metolachlor [CAS:51218-45-2] ; Prometryn [CAS:7287-19-6] ; Propazine [CAS:139-40-2] ; Simazine [CAS:122-34-9] ; Terbuthylazine [CAS:5915-41-3] ; Terbuthylazine-desethyl [CAS:30125-63-4] ; Atrazine [CAS:1912-24-9] ; Atrazine-desethyl [CAS:6190-65-4] ; Alachlor [CAS:15972-60-8] in Acetone