May be it is hard to find CAS number database for free download. You need to pay for it even for a small fee.
The CAS number list you will find in this article is collecting from many sources, including CAS number from Safety Data Sheet (SDS) or Material Safety Data Sheet (MSDS).
If you are preparing a new SDS or MSDS for your chemical products, you can also find the right CAS number from the database.[Continue reading…]