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Compost products are available in a variety of particle sizes i.e.

Medium grade- 0-20 mm screened material
Premium grade - 0-10 mm screened material

Also available is a manufactured top-soil conforming to BS3882. This consists of 0-20 mm screened material of mixed compost and soil and is sold as a Compost/Soil Mix.
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All compost products are manufactured in accordance with the terms of the Publicly Available Standard PAS 100. This quality management system ensures that site processes and management procedures operate to deliver a consistent, safe and reliable quality product. Wm Tracey Ltd’s site processes at Middleton are accredited to the PAS 100 Standard as certified by The Composting Association.
 
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  In Dry Matter As received (fresh)
Parameter Typical Value and/or range Units Results Units
Bulk Density N/A g/l 650 g/l
Moisture N/A N/A   %
Organic Matter 29-35 % N/A N/A
pH N/A N/A 7.5-8.5  
Electrical Conductivity N/A N/A 170-220 mS/m
N/A N/A 1700-2200 uS/cm
Nitrogen (total) 13500-17250 mg/kg 4700-6000 mg/l
1.3-1.7 % 0.4-0.6 %
Ammonium-nitrogen (water soluble) 980-1160 mg/kg 340-380 mg/l
Nitrate-nitrogen (water soluble) 150 mg/kg 50 mg/l
Phosphorus (total) 1700-2250 mg/kg 550-800 mg/l
Phosphorus (water soluble) 20-150 mg/kg 5-50 mg/l
Potassium (total) 5000-10000 mg/kg 1900-3400 mg/l
1.00 % N/A %
Potassium ( water soluble) 3000-4400 mg/kg 1000-1500 mg/l
 
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William Tracey Limited, Middleton Composting Facility, Loch Libo Road, Lugton by Beith, Ayrshire, KA15 1HZ.
Telephone: 01505 850116, Fax: 01505 850753