Atrazine, 100 µg/ml, Ethyl acetate, 5ml

1,3-Dichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

1,4-Butanediol, 1000mg

2H,2H,3H,3H-Perfluoroundecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 34598-33-9