| WP |
Spike amount added < 30% of base concentration |
| WQ |
Duplicate precision calculation not required, base concentration < 3X MDL |
| WR |
The positive result is an atypical pattern for analysis. |
| WS |
Gasoline range compounds having broad peaks are significant.Possibly biologically altered gasoline. |
| WT |
Strongly aged gasoline or diesel range compounds are significant. |
| WU |
Unidentified peak(s) present. |
| WV |
Diesel range compounds are significant. |
| WX |
Gasoline range compounds are significant. |
| WY |
Oil range compounds are significant. |
| WZ |
Medium boling point pattern that does not match diesel. |
| XA |
No recognizable pattern. |
| XB |
Heavier gasoline range compounds are significant. Possilbly aged gasoline. |
| XC |
Total Threshold Limit Concentration (TTLC) |
| XD |
Sample diluted due to high organic content. |
| XE |
Liquid sample that contains greater than 5 volume % sediment. |
| XF |
Possible aged fuel. |
| XG |
Lighter than water immiscible sheen is present. |
| XH |
High bias in QC sample does not affect result since analyte not detected or below reporting limit. |
| XI |
Hydrocarbon response in motor oil range but does not resemble motor oil. |
| XJ |
Hydrocarbon response in Stoddard solvent range but does not resemble Stoddard solvent. |
| XK |
Outside client's test acceptance limits, but within laboratory calculated QC limits. |
| XL |
Elevated detection limits do not meet llimits specified in QAPP. |
| XM |
MS/MSD RPD exceeds control limits due to sample size difference. |
| XN |
MS RPD Fail and Sample Size Diff >10%. |
| XO |
The compound co-eluted with other compounds |
| XP |
The compound co-eluted with PCB-156 |
| XQ |
The concentration of the analyte is an estimated value above the calibration range of the instrument |
| XR |
The concentration is less than 5% of the sample result, which is neglible according to the method |
| XT |
Sample was received unpreserved. Sample preserved by the laboratory prior to preparation. |
| XV |
Sample acidified to pH <2 and allowed to sit 24 hours before further processing. |
| XW |
Purged |
| XY |
Capped and allowed to equilibrate 24 hrs before sampling. |
| XZ |
No sample taken due to damaged probe. |
| YA |
Cation and anion sum |
| YB |
Not Requested/Not Required. |
| YC |
Dissociated ions may elevate this value (Ca+2, SO4-2 etc.) |
| YD |
Excluding barite, Ba SO4. |
| YE |
Excluding molybdenum disulfide, MoS2 |
| YF |
Sample fails ion ratio criteria high. |
| YG |
Sample fails ion ratio criteria low. |
| YH |
Value less than reporting limit; may be estimated or non-detect. |
| YJ |
No sample was taken due to lack of access. |
| YK |
Reporting limit increased due to sample foaming. |
| YL |
Sample oxidized in the sample bottle with BrCl within 28 days of collect (extends hold time 90 days) |