Yup.
All we know for sure is that WW contains (at least) the following:
Dilsopropyl alcohol ether: 1-40%
Tri isopropyl alcohol diether: 1-40%
Sodium molybdate: 2-10%
Tolyltriazole: 1-3%
Polysiloxane polymer: n/a
(there are CAS#'s for those)
thread here
You ought to call on the manufacturer (or reseller) and ask.