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Dear Mr. King,

In the last three months our company has contacted 3 different laboratories to assist us in our ULSD transistion testing. I would like to compliment your company on being the "MOST" accessible by phone and having the quickest turnaround time of them all. Your people at Keystone Materials Testing talked to me for a week on different topics and answered numerous questions before I even said I would start doing any business with you. KMT Labs had the easiest ULSD kit to utilize along with very specific, easy to understand and step by step instructions for carrying out the collection process. Everything was included right down to the UPS mailing label to return the sample! I am also pleased that you will partner with us on our "Quality Assurance Program" to make sure we are in EPA compliance and ahead of the industry in documentation.

KMT's performance has been excellent and will be doing even more business in the future.
Please tell the employees to keep up the great work!

Randy Mueller
Quality State Oil Co.,Inc.

Mr. King,

The service you provide for our company is outstanding. The testing kits we receive are easy to use and we get the results back, in just a few days. My emails are always answered quickly and your customer service is top-notch. I can't say enough good things about Keystone Materials Testing. Thank you for helping make the transition to Ultra Low Sulfur Diesel simple.

Jaime Arnold
Gambill Oil Company
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