Product Tested

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Ozark Automotive Distributors

Company and Product Information

Corporate Office:
Ozark Automotive DistributorsĀ 
233 S Patterson Ave
Springfield, MO 65802

Website(s): www.oreillyauto.com

Petroleum Quality Institute of America

Antifreeze/Coolant Test Program

The Petroleum Quality Institute of America (PQIA) is an independent resource for information and insights on the quality of lubricants in the marketplace. Our mission is to serve the consumer of lubricants by randomly sampling and independently testing lubricants taken from the field. Test results are posted along with the brand names on the PQIA website. This webpage provides an analysis on the brand detailed below.

The following are the test results for the sample examined.

O'Reilly Conventional Green
50/50 Prediluted Antifreeze & Coolant

Ready To Use
50/50 Prediluted
Conventional Green
Antifreeze & Coolant

Distributed By: Ozark Automotive Distributors, Springfield, MO

Purchased at: Dundee, MI

Date of purchase: 11/15/2016


Website(s): www.oreillyauto.com

Test Results and Assessment:

The results of the tests conducted on this sample are consistent with the labeled claims.

bottle icon Physical Properties pass
Chemical Analysis pass
Labeling warning

Note: Although laboratory tests alone cannot be used to establish if coolant meets standards, they can be used to determine if it doesn't.

Physical Properties and Chemical Analysis  O'Reilly
Percent Antifreeze, (Based on Percent Glycol) 51
Freeze Point, (ASTM D3321) in ā°F -36
Bitterant, (ASTM D7704) in ppm 42
pH, (ASTM D1287) 11.01
Color, (Visual) Green
Ion Chromatography (ASTM D5827)  
Glycolate, ppm Not Detected
Formate, ppm Not Detected
Chloride, ppm 2
Sulfate, ppm Not Detected
Nitrite, ppm Not Detected
Nitrate, ppm 1,187
Phosphate, ppm 3,420