REFERENCE DOCUMENTS - RAL25/0004 (As Published)

    Page                       : 38 of 44
    Work Order                 : EB2406372
    Client                     : ENVIRONMENTAL ADVISORS
    Project                    : 125 NSC LAKE McDONALD DVE, COOROY

    Sub-Matrix: SOIL                                                                                                     Method Blank (MB)                          Laboratory Control Spike (LCS) Report
                                                                                                                              Report                  Spike             Spike Recovery (%)             Acceptable Limits (%)

     Method: Compound                                              CAS Number         LOR                 Unit                  Result            Concentration                LCS                     Low              High

     EP080: BTEXN (QCLot: 5627903) - continued
     EP080: Benzene                                                   71-43-2         0.2                mg/kg                 <0.2                  1 mg/kg                   86.6                   68.0              107
     EP080: Toluene                                                 108-88-3          0.5                mg/kg                 <0.5                  1 mg/kg                   84.7                   69.0              108
     EP080: Ethylbenzene                                            100-41-4          0.5                mg/kg                 <0.5                  1 mg/kg                   87.4                   68.0              109
     EP080: meta- & para-Xylene                                     108-38-3          0.5                mg/kg                 <0.5                  2 mg/kg                   86.2                   70.0              114
                                                                    106-42-3
     EP080: ortho-Xylene                                             95-47-6          0.5                mg/kg                 <0.5                  1 mg/kg                   86.8                   74.0              116
     EP080: Naphthalene                                               91-20-3          1                 mg/kg                  <1                   1 mg/kg                   78.7                   74.0              109

     EP080: BTEXN (QCLot: 5627912)
     EP080: Benzene                                                   71-43-2         0.2                mg/kg                 <0.2                  1 mg/kg                   99.1                   68.0              107
     EP080: Toluene                                                 108-88-3          0.5                mg/kg                 <0.5                  1 mg/kg                   # 109                  69.0              108
     EP080: Ethylbenzene                                            100-41-4          0.5                mg/kg                 <0.5                  1 mg/kg                   # 114                  68.0              109
     EP080: meta- & para-Xylene                                     108-38-3          0.5                mg/kg                 <0.5                  2 mg/kg                   # 118                  70.0              114
                                                                    106-42-3
     EP080: ortho-Xylene                                             95-47-6          0.5                mg/kg                 <0.5                  1 mg/kg                    116                   74.0              116
     EP080: Naphthalene                                               91-20-3          1                 mg/kg                  <1                   1 mg/kg                   # 110                  74.0              109

     EP231A: Perfluoroalkyl Sulfonic Acids (QCLot: 5627981)
     EP231X: Perfluorobutane sulfonic acid (PFBS)                   375-73-5         0.0002              mg/kg               <0.0002              0.0011 mg/kg                  107                   72.0              128
     EP231X: Perfluorohexane sulfonic acid (PFHxS)                  355-46-4         0.0002              mg/kg               <0.0002              0.00118 mg/kg                 101                   67.0              130
     EP231X: Perfluorooctane sulfonic acid (PFOS)                  1763-23-1         0.0002              mg/kg               <0.0002              0.00116 mg/kg                 112                   68.0              136

     EP231B: Perfluoroalkyl Carboxylic Acids (QCLot: 5627981)
     EP231X: Perfluorobutanoic acid (PFBA)                          375-22-4         0.001               mg/kg                <0.001              0.00625 mg/kg                 103                   71.0              135
     EP231X: Perfluoropentanoic acid (PFPeA)                       2706-90-3         0.0002              mg/kg               <0.0002              0.00125 mg/kg                 112                   69.0              132
     EP231X: Perfluorohexanoic acid (PFHxA)                         307-24-4         0.0002              mg/kg               <0.0002              0.00125 mg/kg                 110                   70.0              132
     EP231X: Perfluoroheptanoic acid (PFHpA)                        375-85-9         0.0002              mg/kg               <0.0002              0.00125 mg/kg                 116                   71.0              131
     EP231X: Perfluorooctanoic acid (PFOA)                          335-67-1         0.0002              mg/kg               <0.0002              0.00125 mg/kg                 106                   69.0              133

     EP231D: (n:2) Fluorotelomer Sulfonic Acids (QCLot: 5627981)
     EP231X: 4:2 Fluorotelomer sulfonic acid (4:2 FTS)           757124-72-4         0.0005              mg/kg               <0.0005              0.00117 mg/kg                 125                   62.0              145
     EP231X: 6:2 Fluorotelomer sulfonic acid (6:2 FTS)            27619-97-2         0.0005              mg/kg               <0.0005              0.00118 mg/kg                 104                   64.0              140
     EP231X: 8:2 Fluorotelomer sulfonic acid (8:2 FTS)            39108-34-4         0.0005              mg/kg               <0.0005              0.0012 mg/kg                  113                   65.0              137
     EP231X: 10:2 Fluorotelomer sulfonic acid (10:2 FTS)         120226-60-0         0.0005              mg/kg               <0.0005              0.0012 mg/kg                  124                   54.8              124



    Matrix Spike (MS) Report
    The quality control term Matrix Spike (MS) refers to an intralaboratory split sample spiked with a representative set of target analytes. The purpose of this QC parameter is to monitor potential matrix effects on
    analyte recoveries. Static Recovery Limits as per laboratory Data Quality Objectives (DQOs). Ideal recovery ranges stated may be waived in the event of sample matrix interference.

Document Set ID: 23717062
Version: 0, Version Date: 01/01/1900