- Trading Screen Product Name
- Normal Butane OPIS Futures
- Trading Screen Hub Name
- MT.B-ENT
- Contract Symbol
- NBI 
- Settlement Method
- Cash settlement 
- Contract Size
- 1,000 barrels 
- Currency
- USD 
- Minimum Price Fluctuation
- The price quotation convention shall be One thousandth of a cent ($0.00001) per gallon; minimum price fluctuation may vary by trade type. Please see Table in Resolution 1 to this Chapter  18.  The conversion factor for this contract is 42 gallons = 1 barrel. 
- Listing Cycle
- Up to 72 consecutive monthly Contract Periods
 
- Last Trading Day
- The last Business Day of the Contract Period 
- Final Settlement
- Average of Reference Price A prices 
- REFERENCE PRICE A
- NGL-MONT BELVIEU N. BUTANE (NON-TET)-OPIS  
- a) Ref Price A - Description
- "NGL-MONT BELVIEU N. BUTANE (NON-TET)-OPIS" means that the price for a Pricing Date will be that day's Specified Price per gallon of normal butane for delivery on the Delivery Date, stated in U.S. cents, published under the heading "Mont Belvieu Spot Gas Liquids Prices: Non-TET N. Butane: Any Current Month" in the issue of OPIS that reports prices effective on that Pricing Date. 
- b) Ref Price A - Pricing Date
- Each day that prices are reported for the Delivery Date 
- c) Ref Price A - Specified Price
- Average 
- d) Ref Price A - Pricing calendar
- OPIS 
- e) Ref Price A - Delivery Date
- Contract Period 
- Final Payment Date
- The second Clearing Organization business day following the Last Trading Day 
- MIC Code
- IFED
- Clearing Venues
- ICEU