Calion Internal Standard Back Catalog number: 50804 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97876 Dimethyl phthalate Price on request 8702.12-5MG 2,2',4,4',5-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 38380-01-1 Price on request 1089.22-200-T Benzo[ghi]perylene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 93951-66-7 Price on request