The Data Speak for Itself...
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Corporate Office:
Memphis, TN
Website(s): www.autozone.com
As of May 9, 2015, AutoZone sells auto and light truck parts, chemicals and accessories through 5,069 AutoZone stores in 49 states plus the District of Columbia and Puerto Rico in the U.S., and 418 stores in Mexico and seven stores in Brazil and 18 IMC branches for a total count of 5,512.
AutoZone is the leading retailer and a leading distributor of automotive replacement parts and accessories in the United States. Each AutoZone store carries an extensive product line for cars, sport utility vehicles, vans and light trucks, including new and remanufactured automotive hard parts, maintenance items, accessories, and non-automotive products. Many stores also have a commercial sales program that provides commercial credit and prompt delivery of parts and other products to local, regional and national repair garages, dealers, service stations, and public sector accounts.
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.
Distributed by: AutoZone Parts, Inc., Memphis, TN
Purchased at: Edison, NJ
Date of purchase: 9/18/2015
Website(s): www.autozone.com
The test results for this product are consistent with its labeled claims.
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Physical Properties | ![]() |
Chemical Analysis | ![]() |
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Labeling | ![]() |
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 | AutoZone |
Percent Antifreeze, (Based on Percent Glycol) | 50 |
Freeze Point, (ASTM D3321) in ⁰F | -34 |
Bitterant, (ASTM D7704) in ppm | 24 |
pH, (ASTM D1287) | 9.06 |
Color, (Visual) | Yellow |
Chloride and Other Anions by Ion Chromatography (ASTM D5827) | |
Glycolate, ppm | Not Detected |
Formate, ppm | Not Detected |
Chloride, ppm | 24 |
Sulfate, ppm | 18 |
Nitrite, ppm | Not Detected |
Nitrate, ppm | Not Detected |
Phosphate, ppm | Not Detected |