Verification II Standard 2 Back Catalog number: 52020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11741.12-100-IO 2,2',3,4,5,6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 13400-0400R-100ME Bisphenol A, 100µg/ml in MeOH, 5ml Price on request 79361 Naphthalene Price on request