PCB No. 81, 10µg/ml in Isooctane, 10ml

n-Nonadecane-d40, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 39756-36-0

7-Methylbenzo[b]naphtho[2,3-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 24964-09-8

Sodium (Na), 1000µg/ml in 2%-HNO3/Water, 100ml