Formalin sea cucumber that can't be eaten
Sea cucumber's good reputation have long been known as fact that eight is valued highly in the food, it consumes alga and planktonic organism of sea floor, already had a history of more than 600 million years so far. It is not only the precious food, also famous and precious crude drugs. In recent years, as the sea cucumber proliferates the increase cultivated, its output is increasing constantly too. But fiercer and fiercer with the competition, sea cucumber's market begins to be messy and alike to grow thickly.
During the National Day, on the occasion of busy season such as sea cucumber, a lot of people buy sea cucumber, regard as, visit and show filial respect for the indispensable gift of the old man, but some bad retailer for personal private interests, adulterate to sea cucumber method that make the fake let consumer to have a headache very at the market at present.
"Sea cucumber's market is so messy now, adulterate and make the fake and walk crosswise, let people buy it worriedly, eat and not feel at ease either. " A consumer of Beijing says to reporters.
Though in order to standardize the market order, " sector standard, aquatic products of the People's Republic of China, do the sea cucumber " that our country release and implement stipulate clearly the sea cucumber makes in course will it be October 1 2009 except salt, do not allow to use other food additive. But in reality, the processors of a lot of sea cucumbers have not carried out this regulation conscientiously at all.
"In processing the course of sea cucumber, some people will often add formalin solution. " Marine products expert of research institute sea fishery Wang CunXin of the Chinese Academy of Sciences tells " scientific and technological newspaper of Beijing ", the formalin is high and stimulating aqueous solution, have antiseptic, sterilize, bleach, established function, while making biological sample, the formalin is often diluted into 5%~10% of the proportions, used for protecting the sample. But this article has corrosivity, can let the object soaked be hardened fixedly, it is forbidden using in the food all the time.
"But a lot of sea cucumbers process to a producer in order to let the sea cucumber be easy to keep and look the light fresh, they often soak the sea cucumber, and this kind -treated sea cucumber with 4%~5% formalin solution, it can not be bad in 10~20 to often keep. " Wang CunXin says, though is only 4%~5% of the solution density of formalin, it is enough to cause the injury to the human body to eat the sea cucumber that deals with like this.
"The experiment that we do shows, though solution bigger fish to stature of this kind of density can't take shape and harden fixedly, but can well work to the small fish about a few inches, the big sea cucumber to stature has similar function, if eat such sea cucumber for a long time, the gullet of the human body will probably be hardened and reacted. " Wang CunXin says.
The reporter knows, the formalin is still a chronic poisoning medicine, it will cause diseases such as chronic breathing problem, women's period disorder even nasopharyngeal carcinoma,etc. to exposed to the formalin of the low dosage for a long time. High formalin of density poison function to nervous system, immune system, liver,etc..
So, consumers mustn't buy the sea cucumber soaking with the formalin while choosing the sea cucumber. CunXin Wang say seem from surface, though the sea cucumber and normal sea cucumber that method punish have difference, but so long as pay attention to, can distinguish that came out.
"High-quality sea cucumber intact meat thick to join body take place, in water and elasticity strong, and though vivid with sea cucumber that formalin soak, pinch, can find with hand the sea cucumber join body to be very soft, join meat to be very much hard, using hands will leave a hole according to going down, and it is very easy to loss to join the thorn. " Wang CunXin says. In addition, mouthfeel fine with sea cucumber that formalin soak, chew, stand up just as chewing the rubber, and will not boil rottenly for a long time.
The reporter knows in the investigation, it is the means that a lot of sea cucumber processors usually adopt too to increase weight for the sea cucumber. According to the regulation of " the aquatic products sector standard are done the sea cucumber ", even salt content of sea cucumber of the worst grade can't exceed 40% of total quality. But in reality, the salt content of a lot of sea cucumbers has far exceeded this standard, quite a lot are more than 50%.
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