2023-04-26_HYDROLOGY - M2007044 - Laserfiche WebLink

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I)Icef yi4• Pace Analytical ,l��lll"''dddd 1673 Terra Avenue Sheridan,WY 82801 ph:(307)672-8945 ANALYTICAL QC SUMMARY REPORT CLIENT: Energy Fuels Resources(USA)Inc. Date: 3/22/2023 Work Order: S2302101 Report ID: S2302101001 Project: Whirlwind Nitrogen,Nitrate-Nitrite(as N) Sample Type: MBLK Units: mg/L MBLK(02/09/23 15:12) RunNo:207888 Analyte Result RL Spike Ref Samp %REC %Rec Limits Qual Nitrogen,Nitrate-Nitrite(as N) ND 0.1 BLANK(02109123 15:55) RunNo:207888 Analyte Result RL Spike Ref Samp %REC %Rec Limits Qual Nitrogen,Nitrate-Nitrite(as N) ND 0.1 Nitrogen,Nitrate-Nitrite(as N) Sample Type: LCS Units: mg/L LCS(02/09123 16:05) RunNo:207888 Analyte Result RL Spike Ref Samp %REC %Rec Limits Qual Nitrogen,Nitrate-Nitrite(as N) 2.6 0.1 2.5 104 90-110 Nitrogen,Nitrate-Nitrite(as N) Sample Type: MS Units. mg/L S2302101-001 E(02/09/23 15:42) RunNo:207888 Analyte Result RL Spike Ref Samp %REC %Rec Limits Qual Nitrogen,Nitrate-Nitrite(as N) 3.4 0.1 2.5 0.9 98.5 90-110 S2302101-002E(02109123 15:59) RunNo:207888 Analyte Result RL Spike Ref Samp %REC %Rec Limits Qual Nitrogen,Nitrate-Nitrite(as N) 2.7 0.1 2.5 ND 108 90-110 S2302101-002E(02/09/23 13:41) RunNo:2D7926 Analyte Result RL Spike Ref Samp %REC %Rec Limits Qual Nitrogen,Nitrite(as N) 0.6 0.1 0.5 ND 105 90-110 Nitrogen,Nitrate-Nitrite(as N) Sample Type: MSD Units: mg/L S2302101-001E(02/09/23 15:44) RunNo:207888 Analyte Result RL Cone %RPD %REC %RPD Limits Qual Nitrogen,Nitrate-Nitrite(as N) 3.4 0.1 3.4 0.647 99.4 20 S2302101-002E(02/09/23 16:00) RunNo:207888 Analyte Result RL Cone %RPD %REC %RPD Limits Qual Nitrogen,Nitrate-Nitrite(as N) 2.7 0.1 2.7 0.111 108 20 S2302101-002E(02/09/23 13.43) RunNo:207926 Analyte Result RL Cone %RPD %REC %RPD Limits Qual Nitrogen,Nitrite(as N) 0.6 0.1 0.6 1.25 107 20 Page 10 of 16