Neo Spiramycin I, 100 µg/ml, Methanol, 1ml Back Catalog number: 680513 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2016.12-100-IO 2,3,3',4,4',5,5'-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 39635-31-9 Price on request 676144 Avermectin B1a, 100 µg/ml, Acetonitrile, 1ml Price on request 676526 2,4-Dinitrophenol, 250mg Price on request