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TEL: 831-724-5422 FAX: 831-724-3188 www.controllabs.com Account #:4020604-1/1-10748 Group:Mar24A #35 Reporting Date: Central Valley Compost (WM- Lathrop) 916 Frewert Road Lathrop, CA 95330 Attn: Abel Aceves Date Received:29 Feb. 24 Sample Identification:13, 14, 15, 16 Sample ID #:4020604 - 1/1 Nutrients Dry wt.As Rcvd.units Stability Indicator: Total Nitrogen:1.5 1.1 %CO2 Evolution Respirometery Ammonia (NH4-N):140 100 mg/kg mg CO2-C/g OM/day 5.8 Nitrate (NO3-N):8.8 6.4 mg/kg mg CO2-C/g TS/day 3.1 Org. Nitrogen (Org.-N):1.5 1.1 % Stability Rating moderately unstable Phosphorus (as P2O5):0.72 0.52 % Phosphorus (P):3100 2300 mg/kg Maturity Indicator: Cucumber Bioassay Potassium (as K2O):0.95 0.69 %Compost:Vermiculite (v:v)1:2 Potassium (K):7800 5700 mg/kg Emergence (%)100 Calcium (Ca):2.1 1.5 %Seedling Vigor (%)100 Magnesium (Mg):0.46 0.33 % Description of Plants healthy Sulfate (SO4-S):170 130 mg/kg Boron (Total B):35 26 mg/kg Pathogens Results Units Rating Moisture:0 27.4 %Fecal Coliform < 7.5 MPN/g pass Sodium (Na):0.12 0.090 %Salmonella < 3 MPN/4g pass Chloride (Cl):0.27 0.20 % Date Tested: 29 Feb. 24 pH Value:NA 7.93 unit Bulk Density :25 34 lb/cu ft Physical Contaminants**% by dry wt Carbonates (CaCO3):5.6 4.0 lb/ton Total Plastic < 0.1 Conductivity (EC5):3.0 NA mmhos/cm Film Plastic < 0.1 Organic Matter:53.8 39.0 %Glass < 0.1 Organic Carbon:28.0 20.0 %Metal < 0.1 Ash:46.2 33.6 %Sharps ND C/N Ratio 18 18 ratio AgIndex 8 8 ratio Metals Dry wt.EPA Limit units Size Distribution Aluminum (Al):5400 -mg/kg MM % by weight Arsenic (As):3.3 41 mg/kg > 50 0.0 Cadmium (Cd):< 1.0 39 mg/kg 25 to 50 0.0 Chromium (Cr):19 -mg/kg 16 to 25 0.0 Cobalt (Co)4.8 -mg/kg 9.5 to 16 0.3 Copper (Cu):59 1500 mg/kg 6.3 to 9.5 2.1 Iron (Fe):14000 -mg/kg 4.0 to 6.3 6.9 Lead (Pb):50 300 mg/kg 2.0 to 4.0 14.8 Manganese (Mn):280 -mg/kg < 2.0 75.9 Mercury (Hg):< 1.0 17 mg/kg **Greater than 4mm in size (Sharps greater than 2mm) Molybdenum (Mo):1.7 75 mg/kg Nickel (Ni):18 420 mg/kg Analyst: Assaf Sadeh Selenium (Se):< 1.0 100 mg/kg Zinc (Zn):210 2800 mg/kg *Sample was received and handled in accordance with TMECC procedures. March 13, 2024 Total < 0.5