EPA Method 551.1 Performance Check Soln

Biphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-52-4

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

HJ 909-2017 PBDE Mix 265, 200µg/mL in n-Hexane:Toluene, 1ml