4,4′-DDD Standard, 1000 µg/mL, Methanol, 1 mL/ampul

Single-Component

Herbicide Internal Standard (4,4′-Dibromooctafluorobiphenyl), 2000 µg/mL, Methylene Chloride, 1 mL/ampul

Single-Component

1,1-Dichloroethene Standard, 2000 µg/mL, P&T Methanol, 1 mL/ampul

Single-Component

3,3′-Dichlorobenzidine Standard, 2000 µg/mL, Methanol, 1 mL/ampul

Single-Component

1,1-Dichloroethene Standard, 40 mg/mL, DMSO, 1 mL/ampul