Isofetamid, 100 µg/ml, Acetone, 1ml Back Catalog number: 682175 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 11753.12-100-IO 2,3,3',4',5,5'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 675588 Thiofanox-sulfone, 100 µg/ml, Acetonitrile, 5ml Price on request 70109 Dibenz(a,h)acridine Price on request