Reference Material ASTM 5010A, 1ml Back Catalog number: S-4529-1ML Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 30097 EPA Method 509 Internal Standard Price on request 1658.9-K-IO 1,1,1,3,8,9-Hexachlorononane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-21-4 Price on request 10705.12-100-IO 2,2’,3,3’,4,6’-Hexachlorobiphenyl Price on request