Pyrex Ovenware

PYREX vs. pyrex, Lead Safe Mama Edition (video)

June 17, 2023June 18, 2023

Introduction (for those new to this website): Tamara Rubin is a federal-award-winning independent advocate for consumer goods safety and a documentary filmmaker. She is also a mother of Lead-poisoned children, her sons were acutely Lead-poisoned in 2005. Since 2009 Tamara has been using XRF testing (a scientific method used by the U.S. Consumer Product Safety Commission)…

Please stop using vintage Pyrex glassware for cooking & serving food — it’s often coated with high-Lead paint & can test positive for Cadmium, Arsenic

December 2, 2021March 9, 2024

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Please watch this 10 minute video first: Here’s a short (2 min 55 seconds) follow-up video, too: This is an ad-free article. Advertising and affiliate income help Lead Safe Mama, LLC cover the costs of the work we do here (independent consumer goods testing and childhood Lead-poisoning prevention advocacy). We have removed ads from…

Vintage Light Green Pyrex Small Casserole: 65,200 ppm Lead + 200 ppm Cadmium + 699 ppm Antimony.

June 22, 2019

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Vintage Pyrex Small Light Green Milk Glass Casserole / Custard Dish. When tested with an XRF instrument this casserole dish / custard had the following readings: With scope focused on exterior green painted area: (minimum 60-second test) Lead (Pd): 65,200 +/- 2,300 ppm Cadmium (Cd): 200 +/- 26 ppm Chromium (Cr): 385…

“How much Lead is in my vintage Pyrex?” Here are pictures of each one I’ve tested, with links to test results.

March 22, 2019June 2, 2019

22 Comments

Check back here periodically for updates. Each time I add a new post I will upload a picture to the photo grid below, and link it to the post with the test results. Click any of the images below to see the corresponding XRF test results (listing all metals found) for that exact item pictured….

Vintage (1976-1980) Pyrex Homestead Casserole: 209,900 ppm Lead + 9,009 ppm Cadmium + 9,252 ppm Arsenic

December 27, 2018March 16, 2019

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Vintage Pyrex Homestead (1976-1980) Design Milk Glass Casserole Dish. Here’s a link to the Pyrex website I used to figure out the pattern names! When tested with an XRF instrument this casserole dish had the following readings: With scope focused on area with blue flowers over tan speckled background: (minimum 60-second…

1980s Vintage Pyrex Trailing Flowers – Beige Casserole Dish: 253,900 ppm Lead + 12,100 ppm Cadmium + 8,801 ppm Arsenic

December 25, 2018December 25, 2018

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Vintage Pyrex “Trailing Flowers – Beige” 1980s Promotional Design Milk Glass Casserole Dish. When tested with an XRF instrument this casserole dish had the following readings: With scope focused on one of the rust colored flowers: (minimum 60-second test) Lead (Pd): 253,900 +/- 11,000 ppm Cadmium (Cd): 12,100 +/- 600 ppm Arsenic (As):…

Vintage Blue Pyrex Casserole: Positive For 108,400 ppm Lead [90 ppm is unsafe for kids] (& Arsenic Too!)

December 30, 2016January 4, 2020

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Vintage Blue Pyrex Casserole. Below are the XRF test results for this piece: Top blue (on lid): Lead (Pb): 108,400 ppm Arsenic (As): 27,100 ppm Base blue: Lead (Pb): 84,000 ppm Arsenic (As): 23,800 ppm Plane white milk glass of base: Lead (Pb): 74 ppm Arsenic (As): 3,045 ppm Please share and browse the photo…