2,4-D, butoxyethanol ester

EPA 8040 Surrogate Standard S-4241 2mg/mL each in isopropanol, 1 mL, 5 x 1mL, 5mL 2-Fluorophenol 2,4,6-Tribromophenol

12-Methylbenz[a]anthracene,200 µg/mL,toluene,1mL,

Maleic anhydride