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TEL: 831-724-5422 <br />FAX: 831-724-3188 <br />www.controllabs.com <br /> <br />Account #:3040360-1/1-10748 <br />Group:Apr23C #12 <br />Reporting Date: <br />Central Valley Compost (WM- Lathrop) <br />916 Frewert Road <br />Lathrop, CA 95330 <br /> Attn: Abel Aceves <br />Date Received:18 Apr. 23 <br />Sample Identification:30, 31 <br />Sample ID #:3040360 - 1/1 <br />Nutrients Dry wt.As Rcvd.units Stability Indicator: <br />Total Nitrogen:1.7 0.87 %CO2 Evolution Respirometery <br />Ammonia (NH4-N):46 23 mg/kg mg CO2-C/g OM/day 2.8 <br />Nitrate (NO3-N):36 18 mg/kg mg CO2-C/g TS/day 1.3 <br />Org. Nitrogen (Org.-N):1.7 0.87 % Stability Rating stable <br />Phosphorus (as P2O5):0.79 0.40 % <br />Phosphorus (P):3500 1700 mg/kg Maturity Indicator: Cucumber Bioassay <br />Potassium (as K2O):0.91 0.46 %Compost:Vermiculite (v:v)1:2 <br />Potassium (K):7600 3800 mg/kg Emergence (%)100 <br />Calcium (Ca):2.4 1.2 %Seedling Vigor (%)100 <br />Magnesium (Mg):0.53 0.27 % Description of Plants healthy <br />Sulfate (SO4-S):120 59 mg/kg <br />Boron (Total B):44 22 mg/kg Pathogens Results Units Rating <br />Moisture:0 49.8 %Fecal Coliform 18 MPN/g pass <br />Sodium (Na):0.087 0.044 %Salmonella < 3 MPN/4g pass <br />Chloride (Cl):0.11 0.054 % Date Tested: 18 Apr. 23 <br />pH Value:NA 8.28 unit <br />Bulk Density :25 50 lb/cu ft Physical Contaminants**% by dry wt <br />Carbonates (CaCO3):11 5.7 lb/ton Total Plastic < 0.1 <br />Conductivity (EC5):1.8 NA mmhos/cm Film Plastic < 0.1 <br />Organic Matter:46.5 23.3 %Glass < 0.1 <br />Organic Carbon:24.0 12.0 %Metal < 0.1 <br />Ash:53.5 26.9 %Sharps ND <br />C/N Ratio 14 14 ratio <br />AgIndex > 10 > 10 ratio <br />Metals Dry wt.EPA Limit units Size Distribution <br />Aluminum (Al):6800 -mg/kg MM % by weight <br />Arsenic (As):3.6 41 mg/kg > 50 0.0 <br />Cadmium (Cd):0.94 39 mg/kg 25 to 50 0.0 <br />Chromium (Cr):34 -mg/kg 16 to 25 0.0 <br />Cobalt (Co)5.7 -mg/kg 9.5 to 16 0.0 <br />Copper (Cu):83 1500 mg/kg 6.3 to 9.5 0.0 <br />Iron (Fe):15000 -mg/kg 4.0 to 6.3 0.2 <br />Lead (Pb):47 300 mg/kg 2.0 to 4.0 13.1 <br />Manganese (Mn):310 -mg/kg < 2.0 86.7 <br />Mercury (Hg):< 1.0 17 mg/kg **Greater than 4mm in size (Sharps greater than 2mm) <br />Molybdenum (Mo):5.0 75 mg/kg <br />Nickel (Ni):23 420 mg/kg Analyst: Assaf Sadeh <br />Selenium (Se):< 1.0 100 mg/kg <br />Zinc (Zn):250 2800 mg/kg <br />*Sample was received and handled in accordance with TMECC procedures. <br />May 2, 2023 <br />Total < 0.5