1,4,9-Trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene

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

Sulfisoxazole, 100 µg/ml, Methanol, 1ml

ISO 8165-2 Internal Control Stock Solution 2 S-4356 2,5-Dibromophenol [28165-52-8] 2470,6, 10 µg/mL in methanol, 5ml