PCB 95, 10 µg/ml, Isooctane, 10ml

n-Propyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1219802-67-1

2-Nitrofluorene-d9, 100µg/ml in Toluene, 1ml

6-Chloronicotinic acid, certified, 0.1g