Total Dissolved Solids (TDS)

2,3',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

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

Fipronil-sulfone, 50mg