Pyrex Cup

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

15 Comments

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…

Pyrex® Glass Measuring cup (c. 1994): 6,253 ppm Lead in red Outside Markings (90 ppm is unsafe for kids)

December 28, 2019March 30, 2024

12 Comments

For those new to this website: Tamara Rubin is a multiple-federal-award-winning independent advocate for childhood Lead-poisoning prevention and consumer goods safety, and a documentary filmmaker. She is also a mother of Lead-poisoned children (two of her sons were acutely Lead-poisoned in 2005). Since 2009, Tamara has been using XRF technology (a scientific method used…

Pyrex Glass Measuring Cup: Positive for 326 ppm Cadmium in the Red Exterior Writing. 75 ppm is illegal in Denmark.

December 28, 2019March 28, 2024

10 Comments

Originally published: December 30, 2016 Updated: December 28, 2019 When tested with an XRF instrument this glass Pyrex measuring cup had the following readings: Lead (Pb): Non-Detect/ND [Negative] Cadmium (Cd): 326 ppm [in the red writing on the outside of the glass.] Sorry – I don’t have any more information about the model number or…

“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 Blue Pyrex Glass Mugs: 71,800 ppm Lead + 697 ppm Arsenic [90 ppm Lead is unsafe for kids.]

October 28, 2018May 25, 2019

5 Comments

Vintage Pyrex Mugs: The blue paint on these mugs tested positive for the following elements at the following levels (with a one-minute test, using an XRF instrument): Lead (Pb): 71,800 +/- 2,200 ppm Cadmium (Cd): 697 +/- 43 ppm Arsenic (As): ND Mercury (Hg): ND Platinum (Pt): 1,333 +/- 207 ppm Gold (Au): 709 +/-…

Vintage Spring Blossom Green “Crazy Daisy” Pyrex cup: 39,300 ppm Lead + 833 ppm Cadmium (90 ppm Pb is unsafe for kids!)

May 5, 2018January 5, 2024

7 Comments

Vintage Pyrex Spring Blossom Green “Crazy Daisy” patterned cups For those new to this website: Tamara Rubin is a multiple-federal-award-winning independent advocate for childhood Lead poisoning prevention and consumer goods safety, and a documentary filmmaker. She is also a mother of Lead-poisoned children (two of her sons were acutely Lead-poisoned in 2005). Since 2009, Tamara…

“Old Town Blue” Pattern Vintage Pyrex Tea Cup, c.1972 – 1982: 17,700 ppm Lead [90 ppm is unsafe for kids.]

April 19, 2018September 2, 2019

9 Comments

Vintage Pyrex mugs/ tea cups in the “Old Town Blue” pattern: The dark blue paint on these mugs tested positive for the following elements at the following levels (with a one-minute test, using an XRF instrument): Lead (Pb): 17,700 +/- 500 ppm Cadmium (Cd): 154 +/- 12 ppm Arsenic (As): ND Mercury (Hg): ND…

Vintage Pyrex Teacup With Pink Stripe: 249,700 ppm Lead + 12,800 ppm Cadmium + 14,300 ppm Arsenic

March 21, 2018March 16, 2019

Vintage white milk glass “Double Tough” Pyrex teacup, with pink painted stripe. Made in U.S.A. Tested positive for Lead with an XRF Instrument. Pink Stripe: Lead (Pb): 249,700 +/- 19,000 ppm Cadmium (Cd): 12,800 +/- 1,000 ppm Arsenic (As): 14,300 +/- 1,600 ppm Mercury (Hg): ND (non-detect) To learn more about XRF testing, Click Here….

Pyrex Glass 100th Anniversary Measuring Cup (2013): Positive for 54 ppm Cadmium in the Dark Blue Exterior Markings.

March 15, 2017October 29, 2018

2013 “100th Anniversary” Pyrex glass measuring cup with dark blue painted markings. When tested with an XRF instrument this cup had the following readings: Lead (Pb): ND/Non-Detect (Negative) Cadmium (Cd): 54 +/- 8 ppm Cadmium is a known possible carcinogen and, regardless of regulatory standards and “allowable limits”, does not belong in our cookware. To…

Vintage Pyrex Teacup & Saucer with Pink Stripe & Gold Edge: 79,800 ppm Lead (90 is unsafe) + Cadmium

December 30, 2016January 8, 2024

2 Comments

Made in USA: Pyrex cup & saucer: 79,800 ppm Lead (Pb) & 1,962 ppm Cadmium (Cd) Most ceramics or glass items that are tinted pink or red have some level of cadmium in them. This is especially true for vintage or antique items. To learn more about the concern for Cadmium (Cd) toxicity, click HERE. #XRFTesting •…

Pyrex Glass Measuring Cup (c. 2004): Positive for 31,300 ppm Lead in the Red Exterior Writing. 90 ppm is unsafe.

December 30, 2016March 28, 2024

3 Comments

Pyrex Glass Measuring Cup. Purchased new circa 2004. When tested with an XRF instrument the exterior red writing on this measuring cup was positive for Lead (Pb) at the following level: 31,300 ppm For context: the amount of Lead (Pb) that is considered toxic in an item intended to be used by children is anything 90 ppm…