2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 66177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended A14629760AL-100 Levonorgestrel, 100µg/mL in Acetonitrile, 1ml Price on request 51052 Column Test Mix ASTM D-2887/D-3524/D-5307 Price on request 57113 Aluminum (Al) Price on request