Purified asfalthenes from North Sea Oil,neat,neat,100mg,

3-Fluoro-6-hydroxyphenanthrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no.

PCB Isomer Standard “Dutch 7”

Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2