Single-Component
2,2′,3,4,4′,5,5′-Heptachlorobiphenyl (BZ #180) Standard, 10 µg/mL, Isooctane, 1 mL/ampul
$32.00
Single-Component
2,2′,5,5′-Tetrachlorobiphenyl (BZ #52) Standard, 50 µg/mL in Acetonitrile, 5 mL/ampul
$35.50
Single-Component
2,3′,4,4′,5-Pentachlorobiphenyl (BZ #118) Standard, 10 µg/mL, Isooctane, 1 mL/ampul
$51.00