Mix of deuterated PCBs (28,52,101), 100µg/ml in Nonane, 10 x 1ml

rac 3,4-Dihydroxymandelic Acid, 500mg

DOW 624 Volatile Internal/Surrogate Standard

Propham, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 122-42-9