: Essential for traditional photographic processes, including the production of film and paper.

: Purchasing larger quantities (e.g., exceeding 100g from some vendors) typically requires the buyer to submit a government-issued ID.

: High-purity iodine solutions are used to maintain reef inhabitants and corals in marine aquariums. Safety and Handling Precautions

Pure iodine is distinct from common consumer products like iodized salt or low-concentration tinctures. Its primary "pure" applications include:

: Sellers, including retail and wholesale outlets, must be registered with the DEA.