beta-Cyfluthrin, 10000µg/ml in MeOH, 1ml

alpha alpha alpha (20R)-Cholestane, 1000µg/mL in Isooctane, 1ml

Heptylparaben, 100mg

EPA 528 rev. 1.0 Sample Fortification Solution 2 100µg/mL in acetone; unit: 1x5mL 2396.8 2,4-Dimethylphenol-3,5,6-d3 [93951-75-8]