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Shandong first detected unqualified Japanese stainless steel kitchen knife

Recently, Shandong Qingdao Airport Inspection and Quarantine Bureau of a number of flights from Japan to carry out the inspection process, the shipment of austenitic kitchen cooking knife, sampling and sent to the laboratory test. The results showed that the Cr content of the stainless steel meal knife sample was 5.234mg / kg, which was seriously higher than that of GB4806.9-2016 (Cr≤2.0 mg / kg) for metallic materials and products for food safety national standard.

After investigation, the goods totaled 3.2 kg, the value of 833.05 US dollars, the type of goods and the number of packaging were 1 cartons, the port of entry for the Qingdao Liuting Airport, which is the first time in the port of Shandong Express in the entry of unqualified Japanese kitchen knife The
Unqualified
Chromium is a heavy metal element, in which "hexavalent chromium" is listed as one of the most harmful chemicals to the human body, is one of the internationally recognized carcinogenic metal. Therefore, the national mandatory standard GB4806.9-2016 (food safety national standard food contact with metal materials and products) on chromium, lead, cadmium, nickel and arsenic and other indicators are strictly limited.
Food safety blacklist
It is understood that the market commonly known as "stainless steel", by the iron-chromium alloy in the incorporation of some other trace elements and made. Because of its good metal properties, and corrosion resistance than other metals, made the vessel beautiful and durable. Therefore, more and more are used to make utensils, and gradually into the majority of families. However, the chromium element, as an indispensable additive in the stainless steel product material, is mainly present in the form of trivalent chromium and hexavalent chromium. Hexavalent chromium is a clear harmful element. Hexavalent chromium compounds can not be natural degradation, will be in the biological and human long-term accumulation, can make some of the body's blood protein precipitation, causing anemia, nephritis, neuritis and other diseases, long-term contact with hexavalent chromium can cause respiratory inflammation Induced lung cancer or cause invasive skin damage, severe hexavalent chromium poisoning will cause death.