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本文对福州市场上供应的10种调味品和17种风味小菜的 NO_2~-,NO_2~-含量进行测定,结果提示 NO_3~-含量均超过卫生标准;瓶装豉油炼膏和福州酱油 NO_2~-含量超过卫生标准.
In this paper, the contents of NO_2 ~ -, NO_2 ~ - in 10 kinds of spices and 17 kinds of side dishes supplied on the market in Fuzhou were determined. The results indicated that NO_3 ~ - exceeded the hygiene standard. Content exceeds health standards.