All samples are assayed using 30g nominal weight fire assay with AAS finish (Au-AA23) and a multi-element four acid digest ICP-AES method (ME-ICP61).

Source: https://theclarion.ca/media-release/tribeca-resources-drills-copper-gold-mineralization-of-94m-0-34-copper-from-the-base-of-shallow-cover-at-its-la-higuera-iocg-project-chile/?utm_source=rss&utm_medium=rss&utm_campaign=tribeca-resources-drills-copper-gold

As part of an eggplant project at work, I tested three AAS National Winners in the edible category: Hansel, Gretel and Fairy Tale eggplant.

Source: https://www.postandcourier.com/columnists/gardening-column-the-perks-of-experimental-gardening/article_b1a8f4f8-46b8-11ee-9ebb-73d5b3087efa.html

Importantly, the AAS notes that counterfeit glasses or those that don't meet safety standards can also claim this or use it as a logo -- so stick to the list of safer sellers and don't rely only on looking for that number.

Source: https://www.cnet.com/health/personal-care/solar-eclipse-eye-safety-expert-tips-for-protecting-your-eyes/