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TEL: 831-724-5422 <br />FAX: 831-724-3188 <br />www.controllabs.com <br /> <br />Account #:4100213-1/1-10748 <br />Group:Oct24C #13 <br />Reporting Date: <br />Central Valley Compost (WM- Lathrop) <br />916 Frewert Road <br />Lathrop, CA 95330 <br /> Attn: Abel Aceves <br />Date Received:16 Oct. 24 <br />Sample Identification:13, 14, 15, 16 <br />Sample ID #:4100213 - 1/1 <br />Nutrients Dry wt.As Rcvd.units Stability Indicator: <br />Total Nitrogen:1.7 1.4 %CO2 Evolution Respirometery <br />Ammonia (NH4-N):450 380 mg/kg mg CO2-C/g OM/day 6.2 <br />Nitrate (NO3-N):13 11 mg/kg mg CO2-C/g TS/day 3.5 <br />Org. Nitrogen (Org.-N):1.7 1.4 % Stability Rating moderately unstable <br />Phosphorus (as P2O5):0.73 0.62 % <br />Phosphorus (P):3200 2700 mg/kg Maturity Indicator: Cucumber Bioassay <br />Potassium (as K2O):1.1 0.96 %Compost:Vermiculite (v:v)1:2 <br />Potassium (K):9500 8000 mg/kg Emergence (%)100 <br />Calcium (Ca):2.1 1.8 %Seedling Vigor (%)100 <br />Magnesium (Mg):0.49 0.41 % Description of Plants healthy <br />Sulfate (SO4-S):450 380 mg/kg <br />Boron (Total B):33 28 mg/kg Pathogens Results Units Rating <br />Moisture:0 15.9 %Fecal Coliform < 7.5 MPN/g pass <br />Sodium (Na):0.16 0.13 %Salmonella < 3 MPN/4g pass <br />Chloride (Cl):0.35 0.29 % Date Tested: 16 Oct. 24 <br />pH Value:NA 5.72 unit <br />Bulk Density:23 27 lb/cu ft Physical Contaminants**% by dry wt <br />Carbonates (CaCO3):2.3 1.9 lb/ton Total Plastic < 0.1 <br />Conductivity (EC5):5.3 NA mmhos/cm Film Plastic < 0.1 <br />Organic Matter:56.9 47.9 %Glass < 0.1 <br />Organic Carbon:27.0 23.0 %Metal < 0.1 <br />Ash:43.1 36.3 %Sharps ND <br />C/N Ratio 17 17 ratio <br />AgIndex 7 7 ratio <br />Metals Dry wt.EPA Limit units Size Distribution <br />Aluminum (Al):5100 -mg/kg MM % by weight <br />Arsenic (As):2.4 41 mg/kg > 50 0.0 <br />Cadmium (Cd):0.97 39 mg/kg 25 to 50 0.0 <br />Chromium (Cr):18 -mg/kg 16 to 25 0.0 <br />Cobalt (Co)4.5 -mg/kg 9.5 to 16 1.3 <br />Copper (Cu):45 1500 mg/kg 6.3 to 9.5 2.3 <br />Iron (Fe):12000 -mg/kg 4.0 to 6.3 5.4 <br />Lead (Pb):47 300 mg/kg 2.0 to 4.0 12.6 <br />Manganese (Mn):240 -mg/kg < 2.0 78.4 <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):15 420 mg/kg Analyst: Assaf Sadeh <br />Selenium (Se):< 1.0 100 mg/kg <br />Zinc (Zn):170 2800 mg/kg <br />*Sample was received and handled in accordance with TMECC procedures. <br />October 29, 2024 <br />Total < 0.5