Ethylene thiourea, 250mg

Malathion, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121-75-5

3'-Fluoro-3,4,4',5-tetrachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

ICP-MS Mix #1