Spike Sample Standard 1

2,3,5,6-Tetrachlorobiphenyl, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 33284-54-7

Aminomethyl phosphonic acid, 10µg in Water,1ml

2,4-D, 100µg/mL in Acetonitrile, 1ml