Contract Spec for
Soyoil:
http://www.cmegroup.com/trading/agricultural/grain-and-oilseed/soybean-oil_contract_specifications.html
Crude oil:
http://www.cmegroup.com/trading/energy/crude-oil/light-sweet-crude_contract_specifications.html
Corn:
http://www.cmegroup.com/trading/agricultural/grain-and-oilseed/corn_contract_specifications.html
