Multi-Element Internal Standard / Back Catalog number: 53319 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11765.12-100-IO 2,2',3,4,5,6,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request C17620000 Triadimenol, 250mg Price on request 10449.8-50-IO 1,2,4,5-Tetrabromo-3,6-dimethylbenzene,50 µg/mL,isooctane,1mL, Price on request