Product Tested

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Chevron Products Company

Company and Product Information

Corporate Office:
Chevron Products Company 
6001 Bollinger Canyon Rd 
San Ramon, CA 94583

Website(s): www.chevronlubricants.com

Chevron is one of the world’s leading integrated energy companies. Chevron Lubricants is a leading manufacturer of premium base oils and one of the world’s largest suppliers of finished lubricants. Depending on the country, Chevron Lubricants markets its premium lubricants under three world-class master brands: Chevron, Texaco and Caltex. Within each of these master brands are trusted product brands such as: Delo®, Havoline® and Ursa®.


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.

Chevron Supreme
SAE 10W-40 Motor Oil

Product: Chevron Supreme
Viscosity Grade: SAE 10W-40
Labeling: API SN

Manufactured By: Chevron Products Company, San Ramon, CA

Purchased at: Humble, TX

Date of purchase: 2/26/2016


Website(s): www.chevronlubricants.com

Test Results and Assessment:

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.

bottle icon Physical Properties pass
Elemental Analysis pass
Labeling warning

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 Chevron Supreme
TBN, mg KOH/g (ASTM D2896) 7.19
Viscosity @ 100ºC, cSt (ASTM D445) 12.5 to <16.3 14.42
Viscosity @40ºC, cSt (ASTM D445) 98.70
Viscosity Index (ASTM D2270) 151
Viscosity @-25ºC mPa s (cP) (ASTM D5293) 7,000 Max 6,767
Volatility, mass % loss, 1 hr, @ 250ºC (ASTM D5800) 15 Max -c 10.8
ELEMENTAL ANALYSIS (click for test details) - a, b
Calcium 1,872
Magnesium 6
Phosphorus, ppm 600 Min 644
Zinc, ppm 726
Molybdenum,  ppm 162
Barium, ppm <1
Boron, ppm 101
Silicon, ppm 4
Potassium, ppm <5
Manganese, ppm <1
Titanium, ppm <1
Copper, ppm <1
Sodium, ppm <5
Vanadium, ppm <1
Silver, ppm <1
Aluminum, ppm 2
Chromium, ppm <1
Iron, ppm <1
Nickel, ppm <1
Lead, ppm <1
Antimony, ppm <1
Tin, ppm <1
  1. Standards, shown in yellow are established by API, SAE and others.
  2. Test Method for metal analysis is ASTM D5185.
  3. This specification is expressed to two significant figures, therefore results up to 15.5 are considered on specification.