Chemical Analysis

ASSAY SERVICES

Alfred H Knight has provided assay services for over 140 years. Through our global network, we offer a range of instrumental and classical techniques providing fast and accurate assay services for:

• Party/umpire analysis
• Outsourcing analysis
• QA/QC analytical testing

CHEMICAL ANALYSIS ASSAY TECHNIQUES AND INSTRUMENTATION

• CIC (combustion ion chromatography)
• ICP-OES (inductively coupled plasma optical emission spectroscopy)
• ICP-MS (inductively coupled plasma mass spectrometry)
• Spark OES (optical emission spectroscopy)
• FAAS (flame atomic absorption spectroscopy)
• WDXRF (wavelength-dispersive X-ray fluorescence spectrometry)
• EDXRF (energy dispersive X-ray fluorescence spectrometry)
• Various automated titration systems
• Modern Fire Assay Systems. One of the most important components of our laboratories is our modern fire assay facilities, incorporating automated mixing and multi-pour technology, which is used to analyse precious metals in a variety of commodities.