Fenvalerate, 100 µg/ml, Ethyl acetate, 5ml

13C3-Caffeine, 100 µg/ml, Methanol, 1ml

ISO 18857-1 4-n-Nonylphenol solution, Calibration standard

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