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Central Valley Compost(WM-Lathrop) <br /> UCOMPOSTING Abel Aceves <br /> COUNCIL 916 Frewert Road <br /> Seal of Testing Lathrop <br /> Assure nce CA 95330 <br /> qio <br /> Product Identification <br /> Date Sampled/Received: 23 Jan. 23 /25 Jan. 23 WM Yield Compost <br /> COMPOST TECHNICAL DATA SHEET <br /> LAsoRAToRy:Soil Control Lab;42 Hangar Way;Watsonville,CA 95076 tel.- 831.724.5422 fax.• 831.724.3188 <br /> Compost Parameters Reported as (units of measure) Test Results Test Results <br /> Plant Nutrients: %,weight basis %,wet weight basis %,dry weight basis <br /> Nitrogen Total N 1.0 1.6 <br /> Phosphorus P20s 0.43 0.66 <br /> Potassium KO 0.72 1.1 <br /> Calcium Ca 1.4 2.2 <br /> Magnesium Mg 0.31 0.48 <br /> Moisture Content %,wet weight basis 35.3 <br /> Organic Matter Content %,dry weight basis 55.7 <br /> pH units 4.97 <br /> Soluble Salts <br /> dS/m(mmhos/cm) 8.1 <br /> (electrical conductivity EC 5) <br /> Particle Size or Sieve Size %under 9.5 mm,dw basis 100.0 <br /> Stability Indicator(respirometry) Stability Rating: <br /> CO2 Evolution mg CO2-C/9 OM/day 7.0 Moderately Un-Stable <br /> Mg CO2-C/g TS/day 3.9 <br /> Maturity Indicator(bioassay) <br /> Percent Emergence average%of control 100.0 <br /> Relative Seedling Vigor average%of control 97.8 <br /> Select Pathogens PASS/FAIL: per US EPA Class A <br /> standard,40 CFR§503.32(a) Pass Fecal coliform <br /> Pass Salmonella <br /> Trace Metals PASS/FAIL: per US EPA Class A As,Cd,Cr,Cu,Pb,Hg <br /> standard,40 CFR§503.13, Pass <br /> Tables 1 and 3. Mo,Ni,Se,Zn <br /> Participants in the US Composting Council's Seal of Testing Assurance Program have shown the commitment to <br /> test their compost products on a prescribed basis and provide this data, along with compost end use instructions, as <br /> a means to better serve the needs of their compost customers. <br /> Laboratory Group: Jan23D Laboratory Number: 3010438-1/1 <br /> Analyst:Assaf Sadeh _ <br /> www.controllabs.com <br />