Malachite green in eels and fish imported from China and Taiwan. In 2006, the United States Food and Drug Administration (FDA) detected malachite green in seafood imported from China, among others, where the substance is also banned for use in aquaculture. In June 2007, the FDA blocked the importation of several varieties of seafood due to continued malachite green contamination. The substance has been banned in the United States since 1983 in food-related applications. It is banned in the UK, also. Animals metabolize malachite green to its leuco form. Being lipophillic (the leuco form has a log "P" of 5.70), the metabolite
The Malachite Box the Urals. The first short version of the essay, included in the 1939 book, was titled "The Watchhouse on Dumna Mountain". In 1940 the author expanded it and renamed to "By the Old Mine" (). This version was first published in the 3rd volume of the "Uralsky Sovremennik" almanac (1940). Starting with the 3rd edition of "The Malachite Box", this essay was published in all subsequent editions. The author included the essay in every "The Malachite Box" edition for the purpose of familiarizing the reader with the unique culture of the Ural region. "Beloved Name" (alternative translation: That Dear Name)