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/s/ Anthony J. Flagg CEO
    
    
    
    10/11/06Printed Name, Title, Date/s/ Kent K. Herbst
    
    
    
    10/10/06Kent K. HerbstEthanol Team Leader  USWS




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Appendix A
  Project Feasibility and Conceptual Design Stage
    
    Value$6,500
 
    
    Work with site representatives to identify water source
    
    Aid in sampling by sending water sampling kit and/or technical representative
    
    Provide laboratory services and test water for contaminants
    
    Provide detailed cost analysis of the water source impact on water treatment capital equipment
    
    Provide cost analysis of capital water treatment costs versus operational costs to provide
best options
    
    Evaluate Return on Investment options by computer modeling
    
    Provide budget guidelines for chemicals, capital water treatment equipment and chemical
control and feed equipment
    
    Work with permitting agencies to determine water source impact on discharge
    
    Provide waste discharge profile to waste permitting agencies
    
    Meet with and work with waste permitting agencies to help guide permit through the process
 Detailed Engineering Stage
    
    Value $10,500
 
    
    Design/review chemical feed systems to insure chemical compatibility, safety and control of system
    
    Provide drawings of chemical feed system
    
    Provide P&IDs of capital water treatment equipment layout
    
    Design operator testing program and make recommendations of test equipment needed
    
    Meet with engineering design, installation and site personnel to coordinate all aspects of water
treatment
    
    Review water balances for water reuse opportunities.
    
    Provide optimum chemistries to reduce operating costs prolong equipment life and meet discharge
limitations.
    
    Integrate the water treatment equipment with system operating system to provide monitoring and control
from central point
 Construction Stage
    
    Value $36,000
 
    
    Develop and provide Operation Manuals for equipment, chemicals and control equipment
    
    Develop cleaning procedures to boiler and cooling system start up
    
    Develop operator training program
    
    Develop Legionella Risk Assessment to minimize liability of Legionnaires disease
    
    Work with installers to optimize the equipment installation
    
    Provide all necessary stainless steel chemical totes, level gauges and chemical manifolds
    
    Provide on site guidance to contractor to ensure proper installation of water treatment equipment and
systems.




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Commissioning and Startup Stage
    
    Value $25,000
 
    
    Start up capital water treatment equipment and document conformance to operating specifications
þ Systems covered: RO, RO CIP, Tower controller, Boiler controller, water works PC
    
    Provide products and instructions to assure successful cleaning and pretreatment of equipment
    
    Conduct Supervisor and Operator Training
    
    Provide 14 days of on-site service by trained service engineer throughout start up period.
Time will start either the weekend before grind and continue for 14 days or it will begin the
day of grind and continue for 14 days.
    
    Start up chemical feed systems
    
    Test chemistries and control equipment to assure that specifications are meet.
    
    Confirm and document discharge chemistries meet discharge permits
 Operating Stage (Included in service agreement)
    
    Value $6,500
 
    
    Provide service technician a minimum of monthly or as agree upon with plant
    
    Test water systems and equipment performance during service visits
    
    Provide written evaluation of equipment operating conditions
    
    Plant shut down support (boroscope)
    
    Boiler inspections and visual documentation of equipment condition
    
    If required, help with environmental permit paperwork
    
    Measure benchmarks for operating equipment such as boilers, ROs, softeners and cooling systems
    
    Provide corrosion prevention data
    
    Provide bacteria and Legionella prevention assessment
    
    Inspect equipment and document physical condition
    
    Provide Return on Investment recommendations
    
    Provide emergency response to problems
    
    Update Operations Manual
    
    Provide continuous training program for operators
    
    Make recommendations on capital water treatment equipment
    
    Provide laboratory analysis of water systems as needed to assure program success
    
    Provide all Yeast Friendly, non sodium based chemicals for boiler systems
    
    Provide environmentally acceptable non oxidizing biocide chemicals for cooling system
    
    Provide environmentally acceptable scale and corrosion inhibitor
    
    Provide site specific scale and fouling operational chemical for reverse osmosis
    
    Provide specialty cleaning chemicals for the boiler, tower and reverse osmosis system. (not
included on service agreement)
    
    Provide all testing reagents and reagent dispensing equipment
    
    Provide quarterly corrosion coupon studies.




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APPENDIX B
 U.S. Water Services Chemical & Services Agreement
XYZ Company
 Term
 XYZ Company
 Investment
 XYZ Company
 Initial Order
  Not To Exceed Costs for Chemicals




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Termination
   Customer:
    
    /s/ Anthony J. FlaggBy:
    
    FUEL(Signature)Anthony J. Flagg(Printed Name)Title:
    
    CEODate:
    
    10/11/06
 o þ
 Supplier:
    
    U.S. Water Services


By:
    
    /s/ Kent K. Herbst(Signature)Kent K. Herbst(Printed Name)Title:
    
    Ethanol Team LeaderDate:
    
    10/10/06




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Schedule A-1
 Test Kits Description
    
    # of Units
    
    Part No.SaniCheck AB
    
    
    3
    
    
    854 ANTotal Alkalinity
    
    
    1
    
    
    
    226 ATotal Alkalinity
    
    
    1
    
    
    
    226 CN/50
    
    
    4
    
    
    
    203 GFree Cl2 packets
    
    
    6
    
    
    H21055-69TDS Soln 3000 umhos
    
    
    1
    
    
    
    117/300FHigh Range Hardness Titrating Soln
    
    
    4
    
    
    
    145 GLow Range Hardness Titrating Soln
    
    
    2
    
    
    
    144 GCa Hard. Buffer soln
    
    
    1
    
    
    
    107 ACa Hard. Buffer soln
    
    
    1
    
    
    
    107 ECa Indicator powder
    
    
    1
    
    
    
    109 BCa Indicator powder
    
    
    1
    
    
    
    109 CBaCl solution 30%
    
    
    1
    
    
    
    101ABaCl solution 30%
    
    
    1
    
    
    
    101CHard. Buffer Soln
    
    
    1
    
    
    
    138 AHard. Buffer Soln
    
    
    1
    
    
    
    138 EHard. Indicator Powder
    
    
    1
    
    
    
    139 BHard. Indicator Powder
    
    
    1
    
    
    
    139 C4 Automatic 10 ml Burettes
    
    
    4
    
    
    
    702P Indicator
    
    
    1
    
    
    
    168 AP Indicator
    
    
    1
    
    
    
    168 CStarch Acid/Sulfite Indicator Powder
    
    
    3
    
    
    
    199 BPotassium Iodide Titrating Soln. N/80
    
    
    1
    
    
    
    175 GPolymer Buffer
    
    
    1
    
    
    
    511 CPolymer Buffer
    
    
    2
    
    
    
    511 EPolymer Titrant
    
    
    1
    
    
    
    512 CPolymer Titrant
    
    
    1
    
    
    
    512 EIron Powder Packets 10 ml
    
    
    3
    
    
    H21057-6925 ml Sample Cells (round)
    
    
    6
    
    
    H1730-06Powder Pour Spout
    
    
    3
    
    
    
    799140 ml casserole
    
    
    1
    
    
    
    738Eye Dropper 0.5 and 1.0 ml
    
    
    4
    
    
    
    759Graduated Cylinder, Plastic 100 m
    
    
    1
    
    
    
    778
 Additional Services
 Services Description
    
    # of Units
    
    Supplier
    
    Start upCorrosion coupon
    
    
    16
    
    
    USWS
    
    4*




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Schedule B-1
 System
    
    Chemical
    
    Use`Boiler
    
    BWT-103-L Plus
    
    Oxygen ScavengerBoiler
    
    Boiler MP
    
    Scale/Corrosion InhibitorBoiler
    
    RLT-35
    
    Condensate TreatmentBoiler
    
    BWT-200B
    
    Alkalinity AdjustmentCooling Tower
    
    CWT-530
    
    Scale/Corrosion InhibitorCooling Tower
    
    Biotrol 509
    
    Non-Oxidizing BiocideReverse Osmosis
    
    RO-503
    
    RO AntiscalantReverse Osmosis
    
    BWT-104
    
    Chlorine ScavengerReverse Osmosis
    
    ROC-20
    
    RO CIP ChemicalReverse Osmosis
    
    ROC-50 Plus
    
    CO CIP Chemical
  
    
    Sulfuric acid
    
    Chlorine
    
    Process chemicals
 o




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Schedule C-1




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(U.S. WATER LOGO)
    
    330 S. Cleveland St.
Cambridge, MN 55008
P: 763 689-3636
F: 763 689-3660
 Schedule D-1
 Part Number
    
    Description
    
    UseBoilOut
    
    BoilOut
    
    Chemical for Cleaning BoilerTowerClean 819
    
    TowerClean 819
    
    Chemical for Cleaning Condenser SystemDR-890
    
    Spectrometer
    
    Digital Testing of System ChemistriesTDS EP-10
    
    Conductivity Meter
    
    Used to Determine Operating Levels717
    
    Auto 10 mL Burettes
    
    Testing Titration Methods60060
    
    Casserole
    
    Testing Titration Methods770
    
    Graduated Cylinders
    
    Testing Titration Methods759
    
    Eye Droppers
    
    Reagent DosingAuto SDI
    
    Auto SDI
    
    Determine RO Feed SDI Level