PCB Mix 25 ppb Back Catalog number: 98626 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10395.7-10MG Trigonelline-d3 (methyl-d3) Price on request 2915.12-25MG Dansylchloride-d6, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 11738.12-100-IO 2,2',3,3',6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request