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TEL: 831-724-5422 <br />FAX: 831-724-3188 <br />www.controllabs.com <br /> <br />Account #:4100358-1/1-10748 <br />Group:Nov24A #9 <br />Reporting Date: <br />Central Valley Compost (WM- Lathrop) <br />916 Frewert Road <br />Lathrop, CA 95330 <br /> Attn: Abel Aceves <br />Date Received:28 Oct. 24 <br />Sample Identification:17, 18, 19, 20 <br />Sample ID #:4100358 - 1/1 <br />Nutrients Dry wt.As Rcvd.units Stability Indicator: <br />Total Nitrogen:1.3 0.98 %CO2 Evolution Respirometery <br />Ammonia (NH4-N):530 390 mg/kg mg CO2-C/g OM/day 6.1 <br />Nitrate (NO3-N):13 9.4 mg/kg mg CO2-C/g TS/day 3.3 <br />Org. Nitrogen (Org.-N):1.2 0.94 % Stability Rating moderately unstable <br />Phosphorus (as P2O5):0.66 0.49 % <br />Phosphorus (P):2900 2100 mg/kg Maturity Indicator: Cucumber Bioassay <br />Potassium (as K2O):0.99 0.73 %Compost:Vermiculite (v:v)1:2 <br />Potassium (K):8200 6100 mg/kg Emergence (%)100 <br />Calcium (Ca):2.0 1.5 %Seedling Vigor (%)100 <br />Magnesium (Mg):0.47 0.35 % Description of Plants healthy <br />Sulfate (SO4-S):460 340 mg/kg <br />Boron (Total B):32 24 mg/kg Pathogens Results Units Rating <br />Moisture:0 26.0 %Fecal Coliform < 7.5 MPN/g pass <br />Sodium (Na):0.15 0.11 %Salmonella < 3 MPN/4g pass <br />Chloride (Cl):0.31 0.23 % Date Tested: 28 Oct. 24 <br />pH Value:NA 5.66 unit <br />Bulk Density:25 33 lb/cu ft Physical Contaminants**% by dry wt <br />Carbonates (CaCO3):5.5 4.1 lb/ton Total Plastic < 0.1 <br />Conductivity (EC5):5.5 NA mmhos/cm Film Plastic < 0.1 <br />Organic Matter:54.3 40.2 %Glass 0.15 <br />Organic Carbon:25.0 18.0 %Metal < 0.1 <br />Ash:45.7 33.8 %Sharps ND <br />C/N Ratio 19 19 ratio <br />AgIndex 6 6 ratio <br />Metals Dry wt.EPA Limit units Size Distribution <br />Aluminum (Al):5600 -mg/kg MM % by weight <br />Arsenic (As):2.7 41 mg/kg > 50 0.0 <br />Cadmium (Cd):< 1.0 39 mg/kg 25 to 50 0.0 <br />Chromium (Cr):22 -mg/kg 16 to 25 0.0 <br />Cobalt (Co)4.5 -mg/kg 9.5 to 16 0.0 <br />Copper (Cu):63 1500 mg/kg 6.3 to 9.5 2.4 <br />Iron (Fe):13000 -mg/kg 4.0 to 6.3 5.4 <br />Lead (Pb):43 300 mg/kg 2.0 to 4.0 13.4 <br />Manganese (Mn):240 -mg/kg < 2.0 78.7 <br />Mercury (Hg):< 1.0 17 mg/kg **Greater than 4mm in size (Sharps greater than 2mm) <br />Molybdenum (Mo):1.8 75 mg/kg <br />Nickel (Ni):19 420 mg/kg Analyst: Assaf Sadeh <br />Selenium (Se):< 1.0 100 mg/kg <br />Zinc (Zn):150 2800 mg/kg <br />*Sample was received and handled in accordance with TMECC procedures. <br />November 13, 2024 <br />Total < 0.5