4-Chloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Caffeine, 1000µg/ml in MeOH, 1ml

alpha alpha alpha-Trifluorotoluene, Calibration (Surrogate) Standard, 10000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 98-08-8

Triclosan, 100 µg/ml, Acetone, 1ml