Restek515.4 Herbicide Internal Standard (4,4'-Dibromooctafluorobiphenyl), 2000 µg/mL, MTBE, 1 mL/ampulSKU · 31856
Restek515 Herbicide Internal Standard, 4,4'- Dibromooctafluorobiphenyl, 250 µg/mL, Hexane, 1 mL/ampulSKU · 32053