EPA Method 624Mix #1 - Purgeables

Chlorthiamid, 100 µg/ml, Ethyl acetate, 1ml

alpha alpha alpha (20R,24R)-24-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 62446-14-4

2,2,3,3,4,5,5-Heptachlorobiphenyl,172