Polyethylene - Trace elements (low level), 100g

2,4,6-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35693-92-6

PCB Isomer Standard “Dutch 7”, 10µg/ml in Isooctane, 1ml

10:2 Di-PAPS-d4, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no.