Buffer, pH 1.68, reference standard

2,3,3',4',6-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 38380-03-9

n-Triatriacontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 630-05-7

Bisphenol M, 100mg