The silica sand listing describes unprocessed sandstone and silica sand available in supersack and palletized form for delivery. The crushed limestone listing states the material is crushed on site and offered in supersack and palletized packaging with worldwide shipping. The bioretention soil medium listing describes a formulated soil mixture (BSM) designed to filter pollutants from stormwater, retain moisture and support vegetation, with blends tailored to customer requirements such as inert terra parcels, dewatering mediums, bridging formulas and purification benefactors. Buyers can send an enquiry through Global Trade Plaza.