Additional Analytes Mix

2,2',3,3',4',5,6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-70-4

Thiourea

Ipronidazole, 100 µg/ml, Methanol, 5ml