2-Bromonaphthalene

Tadalafil, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 171596-29-5

1,2-Benz[a]anthraquinone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2498-66-0

Whole milk powder - Aflatoxin M1 (high level), 30g