About Us
DAISO - World Class Silica Experts
DAISO partners with pharmaceutical and biotechnology companies in their chromatography separations of proteins, peptides, and organic compounds from R&D and drug development with HPLC columns (analytical and prep), to pilot-plant process and manufacturing scales with bulk silica (hundreds of kilograms).

DAISO offers pre-packed columns in all sizes for all scales, leading to Bulk Silica. DAISO columns are packed with DAISOGEL®, the ultimate completely spherical and totally porous silica gel for liquid chromatography. Located in Torrance, CA, DAISO Fine Chem USA, INC. is the subsidiary company of OSAKA SODA CO., LTD., headquartered in Osaka, Japan.

For the last 30 years DAISOGEL® spherical silica gel and DAISOGEL® columns for analytical and preparative chromatography have been recognized worldwide for their:
  • Ultra-high purity
  • High surface area and optimum porosity
  • Narrow pore size distribution
  • High mechanical & chemical stability
  • High batch-to-batch reproducibility
  • Effortless scale-up
  • Outstanding availability and fast delivery for all purification scales 

With pore diameters ranging from 60 to 2000Å, particle sizes from 1.7 to 50µm, and bonded phases for reversed and normal-phase chromatography, DAISO offers one of the broadest product portfolios in the market for the separation and purification of your compounds.