Graphite Furnace Standard

n-Pentyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-66-9

2,3-Dichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Fenamiphos-sulfone, 50mg