Herbicide Acid Methyl Esters Mix

Terbufos-sulfone, 100 µg/ml, Toluene, 1ml

Nitrate (NO3-) as N, 100µg/ml in Water, 100ml

1,2,3,7,8,9-Hexachlorodibenzofuran , 1.2ml x 50ug/ml, nonane