trans-Heptachlor epoxide, 50mg Back Catalog number: N-13618-50MG Availability: In the manufacturer's stock Price on request - + Recommended 11744.12-100-IO 2,2',3,4',5,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 2516.16-100MG Acetylsalicylsalicylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 530-75-6 Price on request 70717 Isofenphos Price on request