EMS Technical Data Sheets

UAR - EMS Stain

EMS Catalog #22405


EMS’ UAR-EMS Stain is a new negative stain which may be used as an alternative to Uranyl Acetate (cat. 22400).


The UAR Stain is supplied as a concentrate. Please use the following dilutions:

Staining will take place in 30 minutes at room temperature. For increased contrast of the stain, simply adjust the staining time.

Reference Article:

Nakakoshi, Masamichi, Hideo Nishioka and Eisaku Katayama, 2011. New versatile reagents for biological transmission electron microscopy that substitute for uranyl acetate. Journal of Electron Microscopy, 60(6): 401-407.

Product Information

UAR - EMS Stain