ICP-MS Verification Standard #1A Back Catalog number: 59936 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-ST-C Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 71230 Imazapyr Price on request 680973 1-Undecanol, 1ml Price on request