If you see this test page, at least the site is available.
If you click any of the following links and get an MSDS, then the MSDS Retrieval is working.
This is an MSDS with a legacy product code Address T/O WSP Insecticide
This is a MSDS with an SAP product code Amberlite PWA2
This is an Acima MSDS: ROCIMA 63