| BT |
Insufficient sample to perform the analysis |
| BS |
Insufficient sample available to follow standard QC procedures |
| BR |
Sample type iii, a non-filterable, non-millable sludge |
| BQ |
Sample type ii, a liquid solid mixture |
| BP |
Sample type i, a millable solid |
| BO |
Foaming during purge cycle |
| BN |
Ignites but does not sustain ignition |
| BM |
Sustains ignition |
| BL |
Compound unidentified at a second dilution |
| BK |
Hexavalent chromiun not available; total chromium analyzed |
| BJ |
Analyte detected in blank and sample |
| BI |
Sample does not resemble standard |
| BH |
Reporting limits raised due to high level of non-target analytes |
| BG |
Reporting limits raised due to interelement interference |
| BF |
Reporting limits raised due to high hydrocarbon background |
| BE |
Low surrogate recovery; analyzed twice |
| BD |
Concentration value greater than 25% difference between columns |
| BC |
Matrix spike out of control, lab control sample within limits |
| BB |
Sample > 4x spike concentration |
| BA |
Relative percent difference out of control |
| B |
EPA Flag - Analyte present in the blank and the sample |
| AZ |
Surr. recovery outside of acceptance limits due to matrix interf. |
| AY |
Matrix interference suspected |
| AX |
Sample too dilute to quantify surrogate |
| AW |
Detection limit increased due to dilution factor |
| AU |
Injection precision not met |
| AT |
Lighter hydrocarbon than gasoline |
| AS |
Heavier hydrocarbon than gasoline |
| AR |
Hydrocarbon response is in excess of C10 |
| AQ |
Hydrocarbon response is in the C9-C14 range |
| AP |
Hydrocarbon response is in the C7-C14 range |
| AO |
Typical pattern for gasoline |
| AN |
Unknown hydrocarbon with several peaks |
| AM |
Hydrocarbon response is in the C12-C22 range |
| AL |
Hydrocarbon response is in the C8-C12 range |
| AK |
Lighter hydrocarbon than diesel |
| AJ |
Heavier hydrocarbon than diesel |
| AH |
Hydrocarbon response is in excess of C22 |
| AG |
Hydrocarbon response is in the C9-C12 range |
| AF |
Hydrocarbon response is in the C7-C12 range |
| AE |
Unknown hydrocarbon with a single peak |
| AD |
Typical pattern for diesel |
| AC |
Heavier hydrocarbons contributing to diesel range quantitation |
| AB |
Diesel range not reported due to overlap of hydrocarbon range |
| AA |
Kerosene range not reported due to overlap of hydrocarbons |
| A |
EPA Flag - TIC is a suspected aldol-condensation product |