EPA Method 617/8080/8250/8270 - Analytes

3ß-Acetoxybetulinic acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 10376-50-8

Erythromycin, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 114-07-8

Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane