[13C22 15N2]-Tetracycline

Chlordane, 2000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 57-74-9

PAH Mix-25, 2000ng/µl in Acetone/Benzene, 1ml

Methyl 13-cis,16-cis-docosadienoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 61012-47-3