tert-Butyl methyl ether, 5ml

Benzalkonium chloride, 100µg/ml in AL, 5ml

Paraben-Mix 1, 100 µg/ml, Methanol, 5ml

Diisobutyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL,