Trichloroacetic acid sodium salt, certified, 0.25g

1-Fluoronaphthalene,neat,neat,1g,

15N3-Atrazine, 100 µg/ml, Acetonitrile, 1ml

n-Butyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-67-0