13C LABELED PCB MIXTURE PCBS-77/101/141/178 10UG/ML IN NONANE

24R,25-Dihydroxyvitamin D3, 100μg/ml, 1ml

Benfluralin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1861-40-1

DL-alpha-Tocopherol, 500mg