EPA Method 505/507 - Pesticide Standard

tert-Butyl methyl ether + blank RFA, 15Wt%, Solvent-neat, Unit 10mL, # of units-2+1, Cas.no. 1634-04-4

alpha-Hydroxymetoprolol, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 56392-16-6

Bis(2,4-diisopropylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene