Perfluorooctanesulfonic acid, 100µg/mL in MeOH,1ml

Nitrogen Set for ASTM D6366: N @ 10, 25, 50, 75, 100 ng/μL in Isooctane, set(2)

2',3,5-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 37680-68-5

n-Pentyl benzyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1240-18-2