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Enviro - Chem, Inc. <br /> 1214 E. Lexington Avenue, Pomona, CA 91766 Tel (909) 590-5905 Fax (909) 590-5907 <br /> METHOD BLANK REPORT <br /> CUSTOMER: J.R. Simplot Company <br /> P.O. Box 198, Lathrop, CA 95330 <br /> Tel: (209) 858-6472 E-Mail: Jacob.Staley@Simplot.com <br /> PROJECT: CFA Used Reagents <br /> SAMPLING DATE: 02/10/23 DATE RECEIVED: 02/20/23 <br /> MATRIX:LIOUID DATE ANALYZED: 02/20&22/23 <br /> REPORTED TO:MR, JACOB STALEY DATE REPORTED: /27/23 <br /> ---------------------------------------------------------------------- <br /> METHOD BLANK FOR LAB I.D. : 230220-7 <br /> TOTAL THRESHOLD LIMIT CONCENTRATION (TTLC) ANALYSIS <br /> UNIT: mg/Kg = MILLIGRAM PER KILOGRAM = PPM <br /> --- ------------------------ - --- --- --- -- - - - <br /> ELEMENT SAMPLE TTLC STLC EPA <br /> ANALYZED RESULT PQL DF LIMIT LIMIT METHOD <br /> Antimony (Sb) ND 0 . 400 1 500 15 6010B <br /> Arsenic (As) ND 0 .200 1 500 5 . 0 60108 <br /> Barium(Ba) ND 2. 00 1 10, 000 100 6010B <br /> Beryllium(Be) ND 0 .200 1 75 0 .75 6010B <br /> Cadmium(Cd) ND 0 .200 1 100 1 . 0 6010B <br /> Chromium (Cr) , Total ND 0 .200 1 2, 500 560/5@ 6010B <br /> Chromium VI (Cr6) -- 0 .200 - 500 5 . 0 7196A <br /> Cobalt (Co) ND 0. 400 1 8, 000 80 6010B <br /> Copper (Cu) ND 0 . 400 1 2, 500 25 6010B <br /> Lead(Pb) ND 0 .200 1 1, 000 5 . 0 6010B <br /> Mercury(Hg) ND 0 . 002 1 20 0 .2 7470A <br /> Molybdenum(Mo) ND 2 . 00 1 3, 500 350 6010B <br /> Nickel (Ni) ND 1. 00 1 2, 000 20 6010B <br /> Selenium (Se) ND 0 . 400 1 100 1 .0 6010B <br /> Silver (Ag) ND 0 . 400 1 500 5 . 0 60108 <br /> Thallium (Tl) ND 0 . 400 1 700 7 . 0 6010B <br /> Vanadium(V) ND 2 . 00 1 2, 400 24 6010B <br /> Zinc (Zn) ND 0.200 1 5, 000 250 6010B <br /> ---------------------------------------------------------------------- <br /> COMMENTS: <br /> DF = Dilution Factor <br /> PQL Practical Quantitation Limit <br /> Actual Detection Limit = PQL X DF <br /> ND = Below the Actual Detection Limit or non-detected <br /> TTLC = Total Threshold Limit Concentration <br /> STLC ± Soluble Threshold Limit Concentration <br /> @ = Must meet both the STLC Limit at 560 and EPA-TCLP Limit at 5 <br /> * = STLC analysis for the metal recommended (if marked) <br /> ** = Additional Analysis needed, please call to discuss (if marked) <br /> *** = The concentration exceeds the TTLC Limit, and the sample is <br /> defined as hazardous waste as per CCR-TITLE 22 (if marked) <br /> --- = Not analyzed/not requested <br /> DATA REVIEWED AND APPROVED BY: <br /> CAL-DHS ELAP CERTIFICATE No. : 1545 <br />