ICP-MS Verification Kit Back Catalog number: 52358 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 65270 Fermentation Standard, in water, 1ml Price on request 2000.12-25MG 2,2',5,5'-Tetrachlorobiphenyl, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 35693-99-3 Price on request 2778.10-100-AN Heptachlor-exo-epoxide (cis-) Price on request