MA - EPH Fractionation Surrogate Spike Rev 1.0/1.1

Erythrosin B disodium salt, certified, 0.25g

1,2,4,5-Benzenetetracarboxylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 89-05-4

PCB 30, 10µg/ml in Cyclohexane, 5ml