Erbium (Er) Back Catalog number: 57068 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675965 1-(Heptafluorobutyryl)imidazole, 1ml Price on request 11374.12-K-IO 2-Nitrodibenzothiophene,1000 µg/mL,isooctane,1mL, Price on request 3137.12-K-IO Dodecanoic acid (Lauric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 143-07-7 Price on request