黑龙江省卫生厅 :你厅《关于如何处理甲醛阳性的冷冻鱼类的请示》(黑卫法监发〔2 0 0 1〕6 5 0号 )收悉。经研究 ,现答复如下 :据文献报道 ,某些鱼类中含有甲醛本底。鉴于目前我国尚无海产品甲醛的限量标准 ,缺乏海产品甲醛本底的资料。目前仅据齐齐哈尔市在部分市售的冷冻鱼中 Heilongjiang Provincial Department of Health: Your Office’s “How to Handle Formaldehyde-Positive Frozen Fish Instructions” (Hai Wei Fa Jian Fa [2 0 0 1] 650) was received. After research, the reply is as follows: According to reports in the literature, some fishes contain formaldehyde background. In view of the fact that there is no limit standard for formaldehyde in seafood, there is no information on the background of formaldehyde in seafood. Currently only Qiqihar City is among some commercially available frozen fish