Yttrium (Y) Back Catalog number: 57139 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 31026 Bentazon methyl derivative Price on request 31181 EPA Method 505 Analytes Conc Price on request BDD-1378 1,3,7,8-Tetrabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request