D5-Nalidixic acid, 10mg

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

1-Methyl-6-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 105752-67-8

Dimethoate, 10.0 µg/ml, Acetonitrile, 10ml