EPA Consent Decree - Internal Standard

Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59660-24-1

Levopimaric acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 79-54-9

24-Methylcholestane isomer Kit; includes 3054,3055,0607,0643, , Solvent-, Unit Kit, # of units-, Cas.no.