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 |