Certain features of will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

Atomic Absorption Spectroscopy (AAS)

Sigma-Aldrich offers a comprehensive range of products tailored for atomic absorption spectroscopy:

  • Ultra-high purity Ultrapur and Suprapur reagents for sample preparation and digestion
  • Auxiliary reagents for Flame AAS, Graphite-Furnace AAS and Hydride AAS
  • TraceCERT single and multi element certified reference materials
  • Matrix standards
  • Proficiency Testing (PT) studies