EPA Method 8270 Additionals

Desisopropylatrazine-d5 (ethyl-d5), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1189961-78-1

3,3’-Dichlorobiphenyl (11)

Pseudomorphine (free base), neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 125-24-6