Example: stock market
Search results with tag "Elements by icp 7301"
ELEMENTS by ICP 7301 (Aqua Regia Ashing)
www.cdc.gov6. Add 2 mL ashing acid and repeat step 5. Rep eat this step until the solution is clear. NOTE: PVC filters will not completely dissolve after repeated additions of ashing acid. 7. Remove watchglass and rinse into the beake r with distilled water. 8. Increase the tem perature to 150 °C and take the sample to near dryness (ca. 0.5 m L). 9.