3-Epi-25-Hydroxyvitamin D3-[d3], 50μg/ml, 1ml

2,2',3,3',4,4',5,6,6'-Nonabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 437701-79-6

PCB No. 170, 100µg/in Isooctane, 1ml

Anthracene-d10, 100mg