1-(3,4-Dichlorophenyl)-3-methylurea, 10.0 µg/ml,

(+/-)-Metanephrine-d3 hydrochloride (N-methyl-d3),100 µg base/mL,MeOH,1mL,

1,4-Dimethylnaphthalene

2,3,5,6-Tetrabromo-p-xylene, 50mg