18O3-Sodium chlorate, 100 µg/ml water, 1ml

D7-Beflubutamid, 100 µg/ml, Acetonitrile, 1ml

2,2',3,4',5,6,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

GPC Calibration Mix #1