Yttrium (Y) Back Catalog number: 56139 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82501 EPA Method 8250Mix #9 Price on request 0952.10-K-IO 2,3-Dimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4923-91-5 Price on request 1585.30-2MG Friedelan-3ß-ol, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 16844-71-6 Price on request