HL |
Analyte recovery above established limit |
HM |
Analyte recovery below established limit |
HN |
Low concentration matrix spike recovery out of limits |
HO |
High concentration matrix spike recovery out of limits |
HP |
Low concentration blank spike recovery out of limits |
HQ |
High concentration blank spike recovery out of limits |
HR |
Post-digestion spike |
HS |
Spike analyte recovery is outside stated control limits |
HT |
Analytical value calculated using results from associated tests |
HU |
Sample diluted beyond ability to quantitate % recovery and RPD |
HV |
Standard preparation factor adjusted, or aliquot diluted |
HW |
SW3660B clean-up method performed |
HX |
Spike recovery out of limits, but QC batch considered in control |
HY |
Surrogate recov. unquantifiable; coeluting organics in sample |
HZ |
Hydrocarbon result partly due to individ. peak(s) in diesel range |
IA |
Results are valid even though CCV recovery outside of limits |
IB |
CCV recovery above limit; analyte not detected |
IC |
Calib. verif. is within method limits but outside contract limits |
ID |
Analyte identified by RT & presence of single mass ion |
IE |
Surrogate not added to this sample |
IF |
Sample result is greater than reported value |
IG |
See Corrective Action Report |
IH |
Calibrtn. verif. recov. below method CL for this analyte |
IJ |
Calibrtn. verif. recov. above method CL for this analyte |
IK |
The average % difference for all analytes met method criteria |
IL |
RPD exceeds laboratory control limit |
IM |
Method does not include this analyte as part of compound list |
IN |
Molecular wght of 100 used to convert VFH from mg/m3 to ppmv |
IO |
Contract limits originate from BP-GCLN Technical Requirements |
IP |
Parameter detected in method, trip, or equipment blank |
IQ |
Sample failed preservation or hold time requirements of SW-846 |
IR |
Sample failed QC spec. by method or requirements of s. NR 149.14 |
IS |
Reporting limit elevated due to pres. of analyte in method blank |
IT |
Temperature during TCLP extraction exceeded SW1311 range |
IU |
Chromatogram resembles Aviation Gas-100LL - no Toluene detected |
IV |
When high MTBE, potential for breakdown of MTBE into methanol |
IX |
No Flash detected up to 200 degrees F |
IY |
The analyte concentration is derived from a single calibration pt |
IZ |
Analytical results not reliable--potential samp. contain. contam. |
J |
EPA Flag - Estimated value |
JA |
Analyte positively identified but quanitation is an estimate |
K |
Dioxin: Result is an estimated maximum possible concentration. |
K1 |
Dioxin:The conc.of this analyte should be considered an estimate |
LA |
Confirmatory analysis was past holding time. |
LB |
Confirmatory analysis past hold time. Orig.result not confirmed. |
LC |
Original analysis a positive result. Reanalysis did not confirm. |
LD |
Confirmatory analysis not performed as required by the method. |
LE |
Confirmation not performed. Analyte present in historical data |
LF |
Chrom. pattern in diesel range more closely resembles kerosene. |
LG |
Surrogate recovery below the acceptance limits. |
LH |
Surrogate recovery above the acceptance limits. |
LI |
Acid surr. below limits. Data accept. based on other 2 acid surr. |
LJ |
Acid surr. above limits. Data accept. based on other 2 acid surr. |
LK |
B/N surr. below limits. Data accept. based on other 2 B/Nsurr. |
LL |
B/N surr. above limits. Data accept. based on other 2 B/Nsurr. |
LM |
MS and/or MSD above acceptance limits. See Blank Spike(LCS). |
LN |
MS and/or MSD below acceptance limits. See Blank Spike(LCS). |
LO |
MS and/or MSD result unavailable. Batch accept. based on LCS rec. |
LP |
LCS rec.above meth. control limits. Analyte ND. Data not impacted |
LQ |
LCS recovery above method control limits. |
LR |
LCS recovery below method control limits. |
LS |
Analyte%RSD>meth. calib.accept.limits. Avg%RSD for all meet SW846 |
LT |
RPD calc. does not provide useful info due to sample wt variation |
LU |
Unquant. hydrocarbons in sample, outside reported carbon range. |
LV |
Non-fuel pattern present. |
LW |
Quantitated against gasoline. |
LX |
Quantitated against diesel fuel. |
LY |
Sample(stored at >0C,<4C) prep > 8hr reg. HT. Anal. w/in meth. HT |
LZ |
Sample(stored at >0C,<4C) receipt >8hr HT. Anal w/in meth. HT |
M |
A matrix effect is present. |
MA |
MS/MSD results unavail. due to failed CCV; batch accepted per LCS |
MB |
Analyte present in the method blank |
MC |
Sample received unpreserved but analyzed within 7 days |
MD |
Identity of individual peak(s) confirmed by GCMS |
ME |
Initial analysis within holding time but required confirmation |
MF |
Sample received chemically preserved - pH measured in lab > 2.0 |
MG |
This analyte is a suspected lab contaminant |
MH |
Analyte determined to be in travel blank before left lab |
MI |
Hold time compliance not determined; no sample time on COC |
MJ |
Sample was injected past the method specified tuning time period. |
MZ |
1 deg. ion is at RT but hydrocarbs interfere with 2 deg. ion eval |
N |
EPA Flag - Presumptive evidence of a compound |
ND |
Sample was ND |
NG |
The reported result is a negative value |
OA |
Analyte over-range when run undiluted. Diluted result below PQL. |
OB |
Surrogate and QC reported in ug/L. |
OC |
Result not bracketed by accept.cal check due to inst. malfunction |
OD |
Present |
OE |
Absent |
OF |
Aggressive |
OG |
Non-aggressive |
OH |
Report limit raised due to inadequate response at lowest cal. |
OI |
Rep.limit raised: carryover from contam samp earlier in analy seq |
OJ |
All samples & QC in batch analyzed to meet high-level rep limits |
OK |
Incubation performed at 35C for 48hrs in plate count agar |
OL |
Result may be biased high due to carry over from prior analysis. |
OM |
EMPC/NDR Peak detected does not meet ratio criteria (elevated DL) |
ON |
MDL raised due to matrix interference. |
OQ |
Positive - (+) |
OR |
Heterotrophic bacteria colonies too numerous to count. |