8:2 Di-PAPS-d4, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no.

Benzyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219805-81-8

2,3-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

PCB No. 185, neat, 5mg