2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended 681220 D3-Glufosinate hydrochloride, 100 µg/ml, Water, Price on request 678432 Hexaflumuron, 100 µg/ml, Acetonitrile, 1ml Price on request 677521 Demeton-O, 100 µg/ml, Ethyl acetate, 1ml Price on request