(±)-Chlorophacinone-d4 (indanedione-4,5,6,7-d4)

Sebuthylazine D5 (ethyl D5), certified, 5mg

2,3,4,6-Tetrachlorophenol, 50mg

EPA O-FID Quantitative Calibration Check Standard (with Internal Standard) 5 Analytes, each Wt.% as listed in RFA Gasoline; units: 1x5mL, 5x5mL Name Wt.% Name Wt.% Methanol 3.80Methyl tert-buty