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ANALYTICAL CHEMISTS TEL: 831-724-5422 <br /> a^^BACTERIOLOGISTS FAX: 831-724-3188 <br /> www.controllabs.com <br /> SOIL CONTROL LAB <br /> .yAy <br /> 11 CA LE Account#: 5 08 0 349-1/1-saund <br /> ufOR ' <br /> Group: Aug25E#9 <br /> Reporting Date: September 12, 2025 <br /> Central Valley Compost(WM-Lathrop) <br /> 916 Frewert Road <br /> Lathrop, CA 95330 <br /> Attn:Abel Aceves <br /> Date Received: 26 Aug. 25 <br /> Sample Identification: 33,34,35,36 <br /> Sample ID#: 5080349- 1/1 <br /> Nutrients Drywt. As Rcvd. units Stability Indicator: <br /> Total Nitrogen: 1.7 1.3 % CO2 Evolution Respirometery <br /> Ammonia (NH4-N): 860 620 mg/kg mg CO2-C/9 OM/day 9.0 <br /> Nitrate (NO3-N): 13 9.7 mg/kg mg CO2-C/g TS/day 4.6 <br /> Org. Nitrogen (Org.-N): 1.6 1.2 % Stability Rating unstable <br /> Phosphorus(as P205): 0.65 0.47 % <br /> Phosphorus (P): 2800 2000 mg/kg Maturity Indicator: Cucumber Bioassay <br /> Potassium (as K20): 1.1 0.77 % Compost:Vermiculite (v:v) 1:2 <br /> Potassium (K): 8900 6400 mg/kg Emergence(%) 100 <br /> Calcium (Ca): 1.9 1.4 % Seedling Vigor(%) 87 <br /> Magnesium (Mg): 0.49 0.35 % Description of Plants fungus <br /> Sulfate(SO4-S): 410 300 mg/kg <br /> Boron (Total B): 35 25 mg/kg Pathogens Results Units Rating <br /> Moisture: 0 27.7 % Fecal Coliform <7.5 MPN/g pass <br /> Sodium(Na): 0.13 0.093 % Salmonella <3 MPN/4g pass <br /> Chloride (Cl): 0.28 0.20 % Date Tested:26 Aug.25 <br /> pH Value: NA 5.00 unit <br /> Bulk Density: 25 35 Ib/cu ft Physical Contaminants`* % by dry wt <br /> Carbonates(CaCO3): <0.1 <0.1 lb/ton Total Plastic <0.1 <br /> Conductivity(EC5): 7.1 NA mmhos/cm Film Plastic < 0.1 <br /> Organic Matter: 51.4 37.1 % Glass 0.17 <br /> Organic Carbon: 26.0 19.0 % Metal <0.1 <br /> Ash: 48.6 35.2 % Sharps ND <br /> C/N Ratio 15 15 ratio Total < 0.5 <br /> A Index 8 8 ratio <br /> Metals Dry wt. EPA Limit units Size Distribution <br /> Aluminum (Al): 8100 - mg/kg MM % by weight <br /> Arsenic(As): 2.8 41 mg/kg > 50 0.0 <br /> Cadmium (Cd): < 1.0 39 mg/kg 25 to 50 0.0 <br /> Chromium (Cr): 37 - mg/kg 16 to 25 0.0 <br /> Cobalt(Co) 5.2 - mg/kg 9.5 to 16 0.0 <br /> Copper(Cu): 61 1500 mg/kg 6.3 to 9.5 3.1 <br /> Iron (Fe): 11000 - mg/kg 4.0 to 6.3 8.0 <br /> Lead (Pb): 40 300 mg/kg 2.0 to 4.0 16.9 <br /> Manganese(Mn): 300 - mg/kg <2.0 71.9 <br /> Mercury(Hg): < 1.0 17 mg/kg "Greater than 4mm in size(Sharps greater than 2mm) <br /> Molybdenum (Mo): 1.4 75 mg/kg <br /> Nickel(Ni): 23 420 mg/kg Analyst:Assaf Sadeh <br /> Selenium (Se): < 1.0 100 mg/kg <br /> Zinc Zn : 160 2800 mg/kg <br /> 'Sample was received and handled in accordance with TMECC procedures. <br />