Phosalone, 10.0 µg/ml, Ethyl acetate, 10ml

Chloridazon-d5,100 µg/mL,acetonirile,1mL,

2,2-Bis(4-hydroxy-13C6-phenyl)propane, 1.2ml x 50ug/ml, methanol

9-Hydroxy-9-n-propylfluorene