Potassium (K) Back Catalog number: 50687 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8238.12-100MG 4,4'-Difluorobiphenyl, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 398-23-2 Price on request 79302 4,4’-Methoxychlor Price on request 12128.8-100-ME Metaldehyde,100 µg/mL,MeOH,1mL, Price on request