Does Vintage Pyrex Have Lead?

Is there lead in vintage Pyrex bowls and baking dishes? Yes. Almost all vintage Pyrex bowls and baking dishes test positive for lead when using an XRF (a precision scientific instrument that will report the exact quantity of lead, cadmium and other heavy metals found in an item).

Is vintage Pyrex oven safe?

Now… a lot of vintage Pyrex was developed expressly for the purpose of cooking in the oven. So, in most cases cooking a casserole in your Pyrex in the oven should be fine - that's often what it was meant for! We'd recommend not putting your more valuable items in the oven though, because anything can happen.

Does vintage clear glass contain lead?

While vintage glassware is often positive for lead, and even some new clear glass products can test positive for trace* amounts of lead, there are several brands of clear glass dishware that I have tested that have been consistently negative for lead (not even a trace of lead down to the single digit parts per million ...