Ethynylestradiol (20,21-13C2,99%) 100 µg/mL in Acetonitrile, 1,2ml

2,2',3,4,4',6'-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

Caffeine-d3 (1-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26351-03-1

5-Methylpicene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 7499-40-3