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.


Prior to analysis, ICP and AA analysis methods require the partitioning of metal pollutants into an inorganic acid compatible with the instrumentation. The extract may be concentrated during the digestion process to increase method sensitivity. Example US EPA methods include 3005, 3010, 3020, and 3050.