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ANALYTICAL CHEMISTS TEL: 831-724-5422 <br /> Z FAX: 831-724-3188 <br /> BACTERIOLOGISTS <br /> www.controllabs.com <br /> SOIL CONTROL LAB <br /> N ' <br /> Account#: 5100192-1/1-saund <br /> Group: Oct25C#15 <br /> Reporting Date: October 31, 2025 <br /> Central Valley Compost(WM-Lathrop) <br /> 916 Frewert Road <br /> Lathrop, CA 95330 <br /> Attn:Abel Aceves <br /> Date Received: 15 Oct. 25 <br /> Sample Identification: 21,22,23,24 <br /> Sample ID#: 5100192- 1/1 <br /> Nutrients Dry wt. As Rcvd. units Stability Indicator: <br /> Total Nitrogen: 1.7 1.1 % CO2 Evolution Respirometery <br /> Ammonia(NH4-N): 300 200 mg/kg mg CO2-C/9 OM/day 7.2 <br /> Nitrate (NO3-N): 17 11 mg/kg mg CO2-C/g TS/day 3.8 <br /> Org. Nitrogen (Org.-N): 1.7 1.1 % Stability Rating mderately unstable <br /> Phosphorus(as P205): 0.69 0.46 % <br /> Phosphorus(P): 3000 2000 mg/kg Maturity Indicator: Cucumber Bioassay <br /> Potassium (as K20): 1.2 0.81 % Compost:Vermiculite (v:v) 1:2 <br /> Potassium (K): 10000 6700 mg/kg Emergence(%) 100 <br /> Calcium (Ca): 2.1 1.4 % Seedling Vigor(%) 100 <br /> Magnesium (Mg): 0.50 0.33 % Description of Plants healthy <br /> Sulfate(SO4-S): 330 220 mg/kg <br /> Boron (Total B): 42 28 mg/kg Pathogens Results Units Rating <br /> Moisture: 0 33.4 % Fecal Coliform >2100 MPN/g fail <br /> Sodium (Na): 0.19 0.12 % Salmonella < 3 MPN/4g pass <br /> Chloride(Cl): 0.32 0.21 % Date Tested:15 Oct.25 <br /> PH Value: NA 6.33 unit <br /> Bulk Density: 23 34 Ib/cu ft Physical Contaminants" % by dry wt <br /> Carbonates (CaCO3): 2.4 1.6 lb/ton Total Plastic < 0.1 <br /> Conductivity(EC5): 4.6 NA mmhos/cm Film Plastic < 0.1 <br /> Organic Matter: 53.3 35.5 % Glass 0.32 <br /> Organic Carbon: 30.0 20.0 °/b Metal < 0.1 <br /> Ash: 46.7 31.1 % Sharps ND <br /> C/N Ratio 18 18 ratio Total < 0.5 <br /> A Index 7 7 ratio <br /> Metals Dry wt. EPA Limit units Size Distribution <br /> Aluminum (AI): 7300 - 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): 25 - mg/kg 16 to 25 0.0 <br /> Cobalt(Co) 5.5 - mg/kg 9.5 to 16 0.0 <br /> Copper(Cu): 58 1500 mg/kg 6.3 to 9.5 1.7 <br /> Iron (Fe): 11000 - mg/kg 4.0 to 6.3 6.2 <br /> Lead (Pb): 34 300 mg/kg 2.0 to 4.0 14.8 <br /> Manganese(Mn): 290 - mg/kg <2.0 77.3 <br /> Mercury(Hg): < 1.0 17 mg/kg "Greater than 4mm in size (Sharps greater than 2mm) <br /> Molybdenum (Mo): 1.6 75 mg/kg <br /> Nickel (Ni): 21 420 mg/kg Analyst: Assaf Sadeh <br /> Selenium (Se): < 1.0 100 mg/kg <br /> Zinc Zn : 210 2800 mg/kg <br /> 'Sample was received and handled in accordance with TMECC procedures. <br />