EXPLANATION
See Test Method ASTM D5056 just previous to this analysis.
TEST SUMMARY
A sample of petroleum coke is ashed at 700° C. The ash is fused with lithium borate. The melt is dissolved in dilute hydrochloric acid, and the resultant solution is analyzed by ICPAES using aqueous calibration standards.
TEST PRECISION
NOTE: X = the average value of two results in mg/kg.
The bias for this test method has not been determined.