Erbium (Er) Back Catalog number: 57068 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3942.6-1ML 1,4-Fluorobenzene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 540-36-3 Price on request 92358 EPA Method 508 Standard Price on request 3575.12-K-IO 4,6,8-Trimethylquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88565-88-2 Price on request