What: Acidified aqueous solution of the respective species at 1 mg/g nominal mass fraction.
Why: These SRMs are essential for the assessment of the most toxic species of arsenic in food and drink.
Who: These will be used by agencies at the federal, state and local levels; research institutions; environmental firms; and other national metrology institutes.
How: The SRMs are developed for the calibration of the toxic species AsV and AsIII to provide accuracy and traceability of the measurements. These actions will help the food and beverage industry to comply with the regulations of the Food and Drug Administration (FDA) and the Environmental Protection Agency (EPA).