Barium (Ba)

alphaßß (20S,24RS)-24-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

13C3-Atrazine-desethyl-desisopropyl, 10mg

2-Isopropylthioxantone, certified, 0.1g