Methyltricosanoate C23:0, 10mg/mL in Hexane, 1ml

Phthalic acid, bis-n-pentyl ester, 250mg

1,2,3,8,9-Pentachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

2-Phenylphenol, 100 µg/ml, Ethyl acetate, 5ml