Phorate, 1000µg/ml in MeOH, 1ml

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL in Isooctane, 10 x 1ml

Sulfamethazine,neat,neat,250mg,

2,2',4,6'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,