CERTIFIED REFERENCE MATERIALS AND REFERENCE …

1 CERTIFIED REFERENCE MATERIALS AND REFERENCE SAMPLES FOR COAL AND COKE LABORATORIES Pricing Sulfur (coal and coke) $ per bottle Proximate (coal, coke, and lignite) $ per bottle Complete (coal) $ per bottle Ash Fusion (coal ash) $ per bottle Discounts We offer a 5% discount for current customers of the Interlab programs. We offer a 10% discount on single orders of 10 or more bottles. Discounts may be combined. Terms and Conditions Customers are billed when the order is shipped. Terms are net 30 days. Customers may pay by Visa, Mastercard, or American Express. Placing Orders Orders may be placed by calling our office, faxing an order to our office, or by email to Our web site, , offers a downloadable order form that you can print and fax to our office.

2 Contact Us Scott Rigsby Vanguard Solutions, Inc. Box 1970 Ashland, KY 41105-1970 Phone: Fax: The analysis listed below represents an expected value or range for a particular 1-606-325-1970 for exact chemistry and NumberType% Dry Sulfur% Dry Ash% Dry VolatileVS3-003 Coal> < - 50VS3-013 Coal< < - 50VS3-023 Coal> - - 50VS3-033 Coal< - - 50VS3-043 Coal> - - 50VS3-053 Coal< - - 50VS3-063 Coal> > - 50VS3-073 Coal< > - - 1 - 15VS5-005 Lignite< - 50 Catalog NumberTypeVS7-001 Coal AshReducing and Oxidizing TemperaturesProximate CERTIFIED REFERENCE StandardsCertified ValuesContents: 50 - - - - - - SOLUTIONS, Fusion Standard - CoalContents: 15 gramsCoal, Coke, and Lignite% Dry - - - - REFERENCE MaterialsSulfur - Coal and CokeContents: 50 gramsTypeCoalCatalog NumberVS1-001 CoalCoalCoalCoalCoalCoalCoalCoalPetroleu m CokePetroleum - - order, contact Vanguard Solutions, Inc.

3 At Box 1970, Ashland, KY 41105 - the web at analysis listed below represents an expected value or range for a particular 1-606-325-1970 for exact chemistry and VS6-016 VS6-026 VS6-036 VS6-046 VS6-056 VS6-066 Ultimate Analysis (Target Values)% Carbon< < < > > > > Hydrogen< < > < < > > Nitrogen< > > < > < > Analysis (Average Values)% Dry Analysis (Dry Basis)% Dry Dry Volatile Fixed BTU/lb11,04912,04212,26914,37614,00412,9 6513,285 The ultimate and proximate analyses represent typical values for these products. Please inquire about current CALIBRATION STANDARDSVANGUARD SOLUTIONS, NumberContents - 50 gramsComplete CERTIFIED REFERENCE Standards - CoalTo order, contact Vanguard Solutions, Inc.

4 At Box 1970, Ashland, KY 41105 - the web at NumberProductQuantityVS1-001 Coal SulfurVS1-021 Coal SulfurVS1-031 Coal SulfurVS1-041 Coal SulfurVS1-051 Coal SulfurVS1-061 Coal SulfurVS1-071 Coal SulfurVS1-081 Coal SulfurVS1-091 Coal SulfurVS1-101 Coal SulfurVS2-002 Coke SulfurVS2-022 Coke SulfurVS3-003 Coal ProximateVS3-013 Coal ProximateVS3-023 Coal ProximateVS3-033 Coal ProximateVS3-043 Coal ProximateVS3-053 Coal ProximateVS3-063 Coal ProximateVS3-073 Coal ProximateVS4-004 Coke ProximateVS5-005 Lignite ProximateVS7-001 Coal AshVS6-006 Coal CompleteVS6-016 Coal CompleteVS6-026 Coal CompleteVS6-036 Coal CompleteVS6-046 Coal CompleteVS6-056 Coal CompleteVS6-066 Coal CompleteContact Information:Date:PO Number:Name:ShippingAddress:Company:Emai l:CC# / Exp.

5 :Phone:Name on Card:Place your order by phone (1-606-325-1970), fax (1-606-325-2689) or email SOLUTIONS, REFERENCE material AND REFERENCE SAMPLESORDER FORM