Valid Values

Code
Name
Code Name Type
LB Confirmatory analysis past hold time. Orig.result not confirmed. LNOTE
LC Original analysis a positive result. Reanalysis did not confirm. LNOTE
LD Confirmatory analysis not performed as required by the method. LNOTE
LE Confirmation not performed. Analyte present in historical data LNOTE
LF Chrom. pattern in diesel range more closely resembles kerosene. LNOTE
LG Surrogate recovery below the acceptance limits. LNOTE
LH Surrogate recovery above the acceptance limits. LNOTE
LI Acid surr. below limits. Data accept. based on other 2 acid surr. LNOTE
LJ Acid surr. above limits. Data accept. based on other 2 acid surr. LNOTE
LK B/N surr. below limits. Data accept. based on other 2 B/Nsurr. LNOTE
LL B/N surr. above limits. Data accept. based on other 2 B/Nsurr. LNOTE
LM MS and/or MSD above acceptance limits. See Blank Spike(LCS). LNOTE
LN MS and/or MSD below acceptance limits. See Blank Spike(LCS). LNOTE
LO MS and/or MSD result unavailable. Batch accept. based on LCS rec. LNOTE
LP LCS rec.above meth. control limits. Analyte ND. Data not impacted LNOTE
LQ LCS recovery above method control limits. LNOTE
LR LCS recovery below method control limits. LNOTE
LS Analyte%RSD>meth. calib.accept.limits. Avg%RSD for all meet SW846 LNOTE
LT RPD calc. does not provide useful info due to sample wt variation LNOTE
LU Unquant. hydrocarbons in sample, outside reported carbon range. LNOTE
LV Non-fuel pattern present. LNOTE
LW Quantitated against gasoline. LNOTE
LX Quantitated against diesel fuel. LNOTE
LY Sample(stored at >0C,<4C) prep > 8hr reg. HT. Anal. w/in meth. HT LNOTE
LZ Sample(stored at >0C,<4C) receipt >8hr HT. Anal w/in meth. HT LNOTE
M A matrix effect is present. LNOTE
MA MS/MSD results unavail. due to failed CCV; batch accepted per LCS LNOTE
MB Analyte present in the method blank LNOTE
MC Sample received unpreserved but analyzed within 7 days LNOTE
MD Identity of individual peak(s) confirmed by GCMS LNOTE
ME Initial analysis within holding time but required confirmation LNOTE
MF Sample received chemically preserved - pH measured in lab > 2.0 LNOTE
MG This analyte is a suspected lab contaminant LNOTE
MH Analyte determined to be in travel blank before left lab LNOTE
MI Hold time compliance not determined; no sample time on COC LNOTE
MJ Sample was injected past the method specified tuning time period. LNOTE
MZ 1 deg. ion is at RT but hydrocarbs interfere with 2 deg. ion eval LNOTE
N EPA Flag - Presumptive evidence of a compound LNOTE
NG The reported result is a negative value LNOTE
OA Analyte over-range when run undiluted. Diluted result below PQL. LNOTE
OB Surrogate and QC reported in ug/L. LNOTE
OC Result not bracketed by accept.cal check due to inst. malfunction LNOTE
OD Present LNOTE
OE Absent LNOTE
OF Aggressive LNOTE
OG Non-aggressive LNOTE
OH Report limit raised due to inadequate response at lowest cal. LNOTE
OI Rep.limit raised: carryover from contam samp earlier in analy seq LNOTE
OJ All samples & QC in batch analyzed to meet high-level rep limits LNOTE
OK Incubation performed at 35C for 48hrs in plate count agar LNOTE
OL Result may be biased high due to carry over from prior analysis. LNOTE
OM EMPC/NDR Peak detected does not meet ratio criteria (elevated DL) LNOTE
ON MDL raised due to matrix interference. LNOTE
OQ Positive - (+) LNOTE
OR Heterotrophic bacteria colonies too numerous to count. LNOTE
OS Amount detected is less than the Lower Calibration Limit LNOTE
OT Sample spiked had pH <2, 2-Chloroethylvinylether degrades in acid LNOTE
OU Sample diluted due to matrix inference. Reporting limits raised. LNOTE
OV Sample filtered in lab. LNOTE
OW Value is the result of an unidentified peak in the TPH Gas range. LNOTE
OX Surrogate recorvery high due to matrix effects-refer to 2nd surr LNOTE
OZ Value is MTBE concentration present in the TPH Gas range. LNOTE
P EPA Flag - > 25% D for detected concentrations between 2 columns LNOTE
PA Possible biogenic interference in detected hydrocarbons LNOTE
PB The sample flash point is greater than 60 ?C (140 ?F) LNOTE
PC Sample taken from VOA vial with air bubble > 6mm diameter LNOTE
PD Recommended storage temp of 4C exceeded prior to analysis LNOTE
PE Possible high bias due to CCV falling outside acceptance criteria LNOTE
PF Possible low bias due to CCV falling outside acceptance criteria LNOTE
PG The CC standard was outside of the acceptance criteria LNOTE
PI Primary and confirm results varied by > than 40% RPD LNOTE
PJ Result from re-extract/re-anal to confirm original MS/MSD result LNOTE
PK Opening calib verification standard outside acceptance criteria LNOTE
PL Opening calib. for analyte out of limits due to instru. contam. LNOTE
PM Closing calib. for analyte out of limits due to instru. contam. LNOTE
PN Closing calib outside limits-ave %diff for analytes met 15% req. LNOTE
PO Dilutions for BOD failed criteria of 1mg/L resid. diss. O LNOTE
PP Dilutions for BOD failed criteria of 2mg/L diss. O depletion LNOTE
PQ Analyte detectable in MB, but less than 5% of sample result LNOTE
PR Preliminary result LNOTE
PS Heavier hydrocarbon than requested fuel LNOTE
PT Hydrocarb. in req. fuel range, but doesn't resemble req. fuel LNOTE
PTV PTV = Purge Test Volume(s) LNOTE
PU Analyte detected in blank but not in associated samples LNOTE
PV Hydrocarbon result partly due to individ. peak(s) in quant. range LNOTE
PW Lighter hydrocarbons contributed to motor oil range quantitation LNOTE
PX Sample extrctd beyond method hold time; within CA LUFT hold time LNOTE
PY SW3630C clean-up method performed LNOTE
PZ Lighter hydrocarbons contributing to diesel range quantitation LNOTE
QB Unidentified hydrocarbons C9-C16 LNOTE
QCA Quantitation begun immed. before RT of tert-Butanol (TBA) LNOTE
QCM Quantitation began immediately following methanol peak LNOTE
QD Chromatographic pattern does not resemble fuel standard LNOTE
QE Results in the diesel range are primarily from overlap heavy oil LNOTE
QF Analyte recovery outside critera LNOTE
QG Individual analyte exceedances allowed per NELAC LNOTE
QM Result is reported below the CRDL for QC purposes only. LNOTE
QN Not to be reported for compliance purposes. LNOTE
QO Compound did not meet ID guidelines. Addit. GC/MS ID params used. LNOTE
QP Holding Time Immediate. Analyzed as close to receipt as possible LNOTE