Atrazine-desethyl 100 µg/mL in Acetonitrile, 1ml

4,5-Dimethylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 15679-25-1

[13C22 15N2]-Tetracycline

Ethyl-ß-D-6-triacetyl glucuronic acid methyl ester, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no.