G-Man II
I got the information in question directly from the MSDS sheet as posted from my company (BP)website on motor oil MSDS's. OK, so maybe it is a little old but it is from a genuine Castrol MSDS.
CASTROL NORTH AMERICA INC.
CONSUMER MATERIAL SAFETY DATA SHEET
Issue Date 08/21/2000
Preparer: Regulatory, Environmental, Safety Department Telephone: ( 973) 633-2200
PRODUCT NAME: Castrol Syntec SLX Motor Oil
INGREDIENTS - CHEMICAL/COMMON NAME
Synthetic hydrocarbons may contain one or more of the following: CASRN 68037 -01 -4, 68649-12-7
Multifunctional additive mixture composed of organo -metallic compounds, (typically containing zinc dialkyl dithiophosphate, calcium salts of alkylated phenol sulfides, and molybdenum compounds) and a proprietary blend of organic chemicals CASRN NA, Mixture.
Who the heck knows what it really is, or was?
Les