Mass-Labelled DDT & Related Compound Mix, 2µg/ml in Nonane, 1,2ml

ASTM Benzene Kit

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

Maltoheptaose, >98%, 100mg