ULTRA-U-RPC-053AS
2,2',3,4,4',5-Hexachlorobiphenyl Solution (BZ#137) 100 µg/mL in isooctane (2,2,4-trimethylpentane)
ULTRA-U-RPC-053S
2,2',3,4,4',5-Hexachlorobiphenyl Solution (BZ#137) 100 µg/mL in hexane
ULTRA-U-RPC-054AS
2,2',3,4,5,6'-Hexachlorobiphenyl Solution (BZ#143) 100 µg/mL in isooctane (2,2,4-trimethylpentane)
ULTRA-U-RPC-054S
2,2',3,4,5,6'-Hexachlorobiphenyl Solution (BZ#143) 100 µg/mL in hexane
ULTRA-U-RPC-055AS
2,3,3',4,4',5-Hexachlorobiphenyl Solution (BZ#156) 100 µg/mL in isooctane (2,2,4-trimethylpentane)
ULTRA-U-RPC-055S
2,3,3',4,4',5-Hexachlorobiphenyl Solution (BZ#156) 100 µg/mL in hexane