2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 66155 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended LA11457534CY Chloroparaffin C12 55.00% Cl, 10μg/mL in CY, 1ml Price on request NCS DC73344 Synthetic limestone, 70g Price on request 50586 pH 2.0 Standard @ 25°C Price on request