Treat two evil alkane of trace existing in the cosmetics scientifically

Treat two evil alkane of trace existing in the cosmetics scientifically
Why one one the intersection of cosmetics and examining report that U.S.A. announce by unofficial organization always supervise developed countries such as strict U.S.A.,etc. and remain calm, but raise the great disturbance in China of the other shore by the ocean? See all newspapers in various statements, how should consumers understand the statement of the official organization of the authority?
" it is poisonous to exist and does not equal " It is one of the biomedical basic principles. Whether compound is harmful to health, depend on its consumption and service condition. 1,4 - two oxygen heterocycle own alkane is also called two evil alkane, can exist in a lot of mediums of nature, from the bath shampoo, wash the clean and precise, skin caring product, to include many kinds of daily food such as ocean fishes, roast chicken, meat products, tomato, tomato ketchup, pepper, coffee. The human body can be exposed to two evil alkane through routes such as skin, respiratory tract and digestive tract,etc.. Expose through the job, breathe the air, drink the water or eat the food that may contain two evil alkane and washing products that the use may contain two evil alkane, cosmetics, medicines for external use, agricultural and animal products touch two evil alkane.
At the end of the seventies of last century, American food medicines administration bureau (FDA) Begin to monitor two evil alkane content in the cosmetics. From 1992 to 1997, U.S.A. FDA monitored some cosmetics two evil alkane content reached 79ppm (1ppm was 1/1000000 of the measurement units) ,But U.S.A. FDA does not think level of this kind of content will be harmful to consumers' health. U.S.A.'s employment security and administration bureau of the health (OSHA) Stipulate in " employment security and hygiene regulations ": Work for 8 hours and calculate on average according to every day, the upper limit of density content of two evil alkane in the air is 100ppm in the working environment. Technological file and proposed standard of evaluation in two evil alkane of Australian Ministry of Public Health think, in (except food and medicines) the daily consumer goods ,The ideal limit of two evil alkane is 30ppm, when the content is less than 100ppm, it is acceptable in toxicology. The materials reveal, developed countries such as U.S.A.,etc. have not made the standard with a limit on quantity of two evil alkane in the cosmetics yet at present.
According to China " cosmetics sanitary standard " " cosmetics hygiene norm " that Ministry of Public Health issued with 2007, two evil alkane forbids adding to the cosmetics as the raw materials for production of cosmetics. Reason that at present technically can't avoid totally, shampoo, bath shampoo, wash the intersection of hand and liquid clean the intersection of type and product, might contain two evil alkane impurity. If is unable to avoid prohibiting using material as the impurity it while bringing into the cosmetics, then the cosmetics must accord with the requirements for cosmetics of " cosmetics sanitary standard " and " cosmetics hygiene norm ", under the normal, rational, foreseeable service condition, can't be harmful to health. The present China's Mainland with this has not had limit that has stipulated yet, but the limit of Taiwan of China stipulates it is 100ppm. The first issue " environment and health " in 2002 of researcher of the center for disease control of Beijing, the scientific paper published showed, while examining the shampoo, bath shampoo, washing the clean precise, wash one's face milk, washing the hand liquid sample in 315, two evil alkane detection rate exceeds 50%. Two evil alkane content of domestic shampoo, bath shampoo is higher than import and joint-venture products.
March of this year, an unofficial organization (CSC) in U.S.A. Release one about common the intersection of 48 and the intersection of infant and pre-school children and the intersection of sanitary ware and examining report of product at the the intersection of American and market. As to this, U.S.A. FDA has already expressed two evil alkane exist and does not " form danger to consumers " at the level of cosmetics and personal nursing products in its controling range . Main trade of all parts of the world organization issue a statement in succession and signed article demur or object to.
Will it be March 11 2009, the intersection of products and association, personal nursing of U.S.A., point out, " point out two kinds of chemical materials found in the reports at official site their, in fact only have trace or quite low content, and is far lower than the limit of relevant regulations or safe threshold value had, and will not cause influence on the health " . U.S.A.'s personal nursing products association's chief scientist John? Dr. Pele says, " U.S.A. FDA, American cosmetics composition assessment panel (CIR, an independent science and medical expert panel, specially assess the American cosmetics and security of the personal nursing products composition) ,And the other authoritative organizations from all parts of the world had already long ago known the personal nursing products may have had two evil alkane, and think when their content exists at the relatively low level, the products are safe " .

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