The Data Speak for Itself...
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Corporate Office:
Fort Wayne, IN 46801
Website(s):www.doitbest.com
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.
Manufactured by: Warren Oil Co., Inc. for Do-It-Best Corp.
Purchased at: New Brighton, PA
Date of purchase: 1/6/2015
Website(s): www.doitbest.com
The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories.
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Physical Properties |  |
| Elemental Analysis | |
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| Labeling | |
Note: Although laboratory tests alone cannot be used to establish if engine oil meets an API Service Category, they can be used to determine if it doesn't.
| PHYSICAL TESTS (click for test details) - a | Standard | Do-it-Best |
| TBN, mg KOH/g (ASTM D2896) | 6.29 | |
| Viscosity @ 100ºC, cSt (ASTM D445) | 9.3 to <12.5 | 11.0 |
| Viscosity @40ºC, cSt (ASTM D445) | 92.2 | |
| Viscosity Index (ASTM D2270) | 104 | |
| Viscosity @-20ºC mPa s (cP) (ASTM D5293) | N/A | N/A |
| ELEMENTAL ANALYSIS (click for test details) - a, b | ||
| Additives | ||
| Calcium | 1818 | |
| Magnesium | 8 | |
| Phosphorus, ppm | 848 | |
| Zinc, ppm | 940 | |
| Molybdenum, ppm | 0 | |
| Barium, ppm | 51 | |
| Boron, ppm | 0 | |
| Silicon, ppm | 3 | |
| Potassium, ppm | 0 | |
| Manganese, ppm | 0 | |
| Titanium, ppm | 0 | |
| Copper, ppm | 0 | |
| Sodium, ppm | 0 | |
| Vanadium, ppm | 0 | |
| Contaminants | ||
| Silver, ppm | 0 | |
| Aluminum, ppm | 0 | |
| Chromium, ppm | 0 | |
| Iron, ppm | 0 | |
| Nickel, ppm | 0 | |
| Lead, ppm | 0 | |
| Antimony, ppm | 0 | |
| Tin, ppm | 0 | |
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