Aroclor 1221 in Transformer Oil

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

9,10-Dichlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 5829-48-1

3,4,5-Trichlorophenol