Mason Jars

2018 purple vintage style Ball jars: 63 ppm Lead (safe by all standards). Personally I avoid the tinted ones.

June 14, 2018March 31, 2021

XRF Test Results for Purple Tinted Ball Brand Canning Jars Published: June 14, 2018 When these new purple ball jars were tested with an XRF instrument they tested positive for a very low level of lead (just a trace and within the realm of what might be considered safe for a modern item intended for…

Vintage Clear Ball Brand Canning Jar: 46 ppm Lead + Cadmium. Please read this post for more information!

April 30, 2017December 25, 2018

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Here’s another one (I probably have about a dozen or more posts up for Ball jars right now, please check them all out!) Related: To see more clear glass items I have tested, click here. When tested with an XRF instrument this vintage clear Ball jar with glass lid was positive for 46 ppm Lead,…

Blue Ball brand canning jar: 53 ppm Lead + 13 ppm Cadmium (safe by all standards.) I avoid the tinted jars.

April 30, 2017December 18, 2019

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When tested with an XRF instrument (for a 31 second test – as noted in the photo above) this blue-tinted Ball brand canning jar had the following readings: Lead (Pb): 53 +/- 13 ppm Cadmium (Cd): 13 +/- 6 ppm You can read more about #CadmiumConcerns here. Tamara’s Grade: “C” C = I would not…

Newer Blue Ball Jar

April 30, 2017

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Newer Blue Glass Ball Jar: 61 ppm lead (+/- 16 ppm). Considered safe by all standards. Tamara’s Grade: “C” C = I would not want to use it in my home, I would not want to eat food that you canned in it in your home. If you offered me something to drink in this…

Mason Jars … Kerr Brand: 23 ppm Lead (+ Cadmium too). WAIT! Don’t Panic! Read post instead! TIA.

March 4, 2017December 25, 2018

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When tested with an XRF instrument, this Kerr Mason Jar (pictured here, year unknown) was positive for Lead at 23 parts per million. WAIT! DON’T PANIC! Almost all of the newer Ball Jars that I have tested have tested NEGATIVE for Lead and negative for Cadmium. These levels (of Lead and Cadmium) found here in…

Ball Mason Jars (year of manufacture unknown): 43 ppm Lead (safe by ALL standards.) Don’t Panic! [Read this post first.]

March 4, 2017May 28, 2019

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Ball Mason Jar (year unknown): 43 ppm lead. WAIT! DON’T PANIC! While this jar was positive for a “trace” (very low level) of Lead… Almost all of the newer Ball Jars that I have tested have tested NEGATIVE for Lead or Cadmium. These levels found here in this jar that I tested (picture below) are trace/ very…