Ethambutol Dihydrochloride, 50mg

Heptachlor

Tetraoctadecylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 63462-99-7

EPA Method 537 Analyte Primary Dilution Standard, 2000ng/ml in MeOH, 1,2ml