EPA Method 8240A Mix #3

Arochlor 1254, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11097-69-1

2,4-Dihydroxybenzophenone-13C6, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 131-56-6 (unlabelled)

ISO 8165-1 Internal Control Stock Solution 1 1 Internal standard, 1000µg/mL in acetone; unit: 1x5mL 2061.6 2,4-Dibromophenol [615-58-7]