2,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml

1,2,3,4-Tetramethylanthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 66553-01-3

WS-SDWA Silica as SiO2

2-Methylthiopyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.