Promecarb, 100 µg/ml, Acetonitrile, 5ml

(±)-Vanillomandelic acid,neat,neat,100mg,

6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 203805-92-9

2,2',3,4,4',6,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,