EPA Method 8020B Analytes Mix #2

cis-1,2,trans-1,3-1,2,3-Trimethylcyclopentane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 15890-40-1

N,N-Dimethylguanidine, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 6145-42-2

Demeton-S-methyl-sulfoxide, 10 µg/ml, Ethyl aceta