Cortisol-9,11,12,12-d4, 0,5mg

EPA Method 624 Analytes

4-n-Butylphenol-2,3,5,6-d4, OD, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 1219795-04-6

Toxaphene Parlar-No. 26, 1µg/mL in Cyclohexane, 1ml