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
Italian submarine Malachite both miss. "Malachite" was forced to dive and undergo lengthy depth charge attack. From 10 to 18 April 1941 she was posted northeast of the Gulf of Sollum. At 23:37 on April 14 "Malachite" sighted a large convoy but was prevented from attacking it due to preemptive action by the escorts. On May 20, 1941 "Malachite" together with numerous other submarines was deployed to an area between Crete, Alexandria and Sollum, to support the German invasion of Crete (Operation Merkur). "Malachite"'s area operation was south of the island of Gaidaro. On the night of June 19, 1941 while patrolling off