Weck Canning Jars

Small newer Weck baby food canning jar with glass lid, as high as 159 +/- 18 ppm Lead [100 is unsafe for kids]
| | | | | | | | | | | | | | | |

Small newer Weck baby food canning jar with glass lid, as high as 159 +/- 18 ppm Lead [100 is unsafe for kids]

12 Comments

XRF Testing of Clear Glass Weck Jars The test results shared in this blog post are for the taller of the two “baby food”-size jars pictured here (this is the jar on the left in the image below). Continue scrolling down below the images for the full XRF test results for this recently-manufactured Weck brand…

2014 Weck Canning Jar: 142 ppm Lead. Context: 90 ppm Lead is considered unsafe in items intended for use by children.
| | | | | | | |

2014 Weck Canning Jar: 142 ppm Lead. Context: 90 ppm Lead is considered unsafe in items intended for use by children.

11 Comments

Q. Do Weck brand jars have Lead in the glass? A. Yes. When tested with an XRF instrument this newer (2014) Weck canning jar tested positive for 142 ppm Lead. For context: the amount of Lead that is considered unsafe in an item intended for children is anything 90 ppm lead or higher in the…