Spectrum™ Chemical Silica Gel, For Chromatography40-63 Micron (230-400 Mesh), 60A, Ultrapure is a porous and granular form of silicon dioxide which is synthetically made from sodium silicate
In chemistry, the silica gel is used as a stationary phase in chromatography
Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use
These materials may or may not have a Certificate of Analysis available.