Sterling Silver Jewelry

Sterling silver wedding band style ring: 938,700 ppm Silver & 52,000 ppm Copper (+ Tin, Vanadium & Barium.)

Sterling silver wedding band style ring: 938,700 ppm Silver & 52,000 ppm Copper (+ Tin, Vanadium & Barium.)

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XRF test results for the ring pictured. This is a really good example of typical total metals content for 925-marked modern Sterling Silver. The two main ingredients in modern Sterling are Silver [usually at least 925,000 ppm — hence the “925” mark, which translates to 92.5% of the total make up of metals for the item],…

Lobster clasps on necklaces often have unsafe levels of Lead — this is concerning, as kids often put their necklace chain in their mouth.

Lobster clasps on necklaces often have unsafe levels of Lead — this is concerning, as kids often put their necklace chain in their mouth.

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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…