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TEL: 831-724-5422 <br />FAX: 831-724-3188 <br />www.controllabs.com <br /> <br />Account #:3120044-1/1-10748 <br />Group:Dec23B #1 <br />Reporting Date: <br />Central Valley Compost (WM- Lathrop) <br />916 Frewert Road <br />Lathrop, CA 95330 <br /> Attn: Abel Aceves <br />Date Received:04 Dec. 23 <br />Sample Identification:25, 26, 27, 28, 29 <br />Sample ID #:3120044 - 1/1 <br />Nutrients Dry wt.As Rcvd.units Stability Indicator: <br />Total Nitrogen:1.5 1.1 %CO2 Evolution Respirometery <br />Ammonia (NH4-N):45 32 mg/kg mg CO2-C/g OM/day 4.2 <br />Nitrate (NO3-N):4.6 3.2 mg/kg mg CO2-C/g TS/day 2.2 <br />Org. Nitrogen (Org.-N):1.5 1.1 % Stability Rating moderately unstable <br />Phosphorus (as P2O5):0.71 0.50 % <br />Phosphorus (P):3100 2200 mg/kg Maturity Indicator: Cucumber Bioassay <br />Potassium (as K2O):0.99 0.70 %Compost:Vermiculite (v:v)1:2 <br />Potassium (K):8200 5800 mg/kg Emergence (%)100 <br />Calcium (Ca):2.1 1.5 %Seedling Vigor (%)100 <br />Magnesium (Mg):0.46 0.33 % Description of Plants healthy <br />Sulfate (SO4-S):430 310 mg/kg <br />Boron (Total B):35 25 mg/kg Pathogens Results Units Rating <br />Moisture:0 29.0 %Fecal Coliform > 1900 MPN/g fail <br />Sodium (Na):0.16 0.11 %Salmonella < 3 MPN/4g pass <br />Chloride (Cl):0.35 0.25 % Date Tested: 04 Dec. 23 <br />pH Value:NA 8.34 unit <br />Bulk Density :24 33 lb/cu ft Physical Contaminants**% by dry wt <br />Carbonates (CaCO3):2.2 1.6 lb/ton Total Plastic < 0.1 <br />Conductivity (EC5):3.8 NA mmhos/cm Film Plastic < 0.1 <br />Organic Matter:53.4 37.9 %Glass 0.14 <br />Organic Carbon:25.0 18.0 %Metal < 0.1 <br />Ash:46.6 33.1 %Sharps ND <br />C/N Ratio 16 16 ratio <br />AgIndex 6 6 ratio <br />Metals Dry wt.EPA Limit units Size Distribution <br />Aluminum (Al):5400 -mg/kg MM % by weight <br />Arsenic (As):2.5 41 mg/kg > 50 0.0 <br />Cadmium (Cd):1.2 39 mg/kg 25 to 50 0.0 <br />Chromium (Cr):24 -mg/kg 16 to 25 0.0 <br />Cobalt (Co)6.0 -mg/kg 9.5 to 16 0.0 <br />Copper (Cu):63 1500 mg/kg 6.3 to 9.5 1.0 <br />Iron (Fe):12000 -mg/kg 4.0 to 6.3 3.0 <br />Lead (Pb):41 300 mg/kg 2.0 to 4.0 10.9 <br />Manganese (Mn):250 -mg/kg < 2.0 85.0 <br />Mercury (Hg):< 1.0 17 mg/kg **Greater than 4mm in size (Sharps greater than 2mm) <br />Molybdenum (Mo):2.2 75 mg/kg <br />Nickel (Ni):17 420 mg/kg Analyst: Assaf Sadeh <br />Selenium (Se):< 1.0 100 mg/kg <br />Zinc (Zn):200 2800 mg/kg <br />*Sample was received and handled in accordance with TMECC procedures. <br />December 22, 2023 <br />Total < 0.5