Common use of Quantity Measurement Clause in Contracts

Quantity Measurement. Quantity measurements shall be taken at HCU 942 meter -------------------- FQ-2251. The following meters shall be used as input to the above calculations: Light Cycle Oil to HCU 942: XX-XXXX EXHIBIT A-19 Heavy Gas Oil from DCU 843 to HCU 942: DCU 843 FE-1000 Heavy Gas Oil from AVU 146 & Light Cycle Oil to HCU 942: HCU 942 FQ-1020 Quality Measurement: Grab samples shall be taken at least (1) time per day and ------------------- analyzed by xxxxxxx and at least (3) times per week and analyzed by gas chromatography. EXHIBIT A-20 Product: Light Naphtha from HCU 942 ------- Target Specification: --------------------- Property Specification Test Method -------- ------------- ----------- Propane 0.17% LV Typical UOP-539 Isobutane 1.59% LV Typical UOP-539 Normal Butane 1.56% LV Typical UOP-539 Butane and Lighter 5.00% LV Maximum UOP-539 Xxxx Vapor Pressure @ 100 degrees F 13.5 PSIG Maximum ASTM D-5191 (Xxxxxxx) Quantity: Xxxxx Company shall sell and Xxxxx shall purchase the portion of this -------- Product produced by Xxxxx Company feedstocks in HCU 942. That portion is calculated as follows:

Quantity Measurement. Quantity measurements shall be taken at HCU 942 meter -------------------- FQ-2251FQ-2500. The following meters shall be used as input to the above calculations: Light Cycle Oil to HCU 942: XX-XXXX EXHIBIT A-19 Heavy Gas Oil from DCU 843 to HCU 942: DCU 843 FE-1000 Heavy Gas Oil from AVU 146 & Light Cycle Oil to HCU 942: HCU 942 FQ-1020 Quality Measurement: Grab samples shall be taken at least (1) time per day and ------------------- analyzed by xxxxxxx and at least (3) times per week and analyzed by gas chromatography------------------- for each specification. EXHIBIT A-20 A-24 Product: Light Naphtha Ultra Low Sulfur Gas Oil from HCU 942 ------- Target Specification: --------------------- -------------------- Property Specification Test Method -------- ------------- ----------- Propane 0.17% LV Typical UOP-539 Isobutane 1.59% LV Typical UOP-539 Normal Butane 1.56% LV Typical UOP-539 Butane and Lighter 5.00% LV Maximum UOP-539 Xxxx Vapor Pressure @ 100 Flash Point 165 degrees F 13.5 PSIG Minimum ASTM D-56 Sulfur 0.05 wt% Maximum ASTM D-5191 (Xxxxxxx) D-2622 Quantity: Xxxxx Company shall sell and Xxxxx shall purchase the portion of this -------- Product produced by Xxxxx Company feedstocks in HCU 942. That portion is calculated as follows:: Xxxxx Company Gas Oil = Total Gas Oil * Xxxxx Company Crude Oil Volume / Total Crude Oil Volume Deemed quantities for Xxxxx feedstock types that produce this Product will be developed as needed to accommodate optimization opportunities.