Sulfur dioxide residue limits

The reporter learns recently from committee of state pharmacopoeia, "Chinese pharmacopoeia" 2010 edition the 2nd addendum already finished finalize this, predict to finish before the end of June publish printing work.Like the first supplement published in 2012, the second supplement has the same legal status as the current edition of the Chinese pharmacopoeia.
it is understood that the second supplement contains 288 new varieties and 160 revised or revised varieties.Among them, one is the part of traditional Chinese medicine, a total of 11 shenqi capsules and other traditional Chinese medicine formulations were added, 75 were revised or revised varieties of 102 (including 17 medicinal materials and 85 formulations);The second part is the chemical part, with 210 new varieties (including 204 chemical drugs and 6 auxiliary materials) and 42 revised or revised varieties (including 37 chemical drugs and 5 auxiliary materials).Three of them were biological products. Three new recombinant B subunit/bacterial cholera vaccines (enteric capsules), BCG polysaccharide nucleic acid injection, pseudomonas aeruginosa injection and other three varieties were added, and 16 of them were revised or revised (11 for prevention and 5 for treatment).
second supplement also revised the appendix of the 2010 edition of the Chinese pharmacopoeia.A total of 5 additional appendices, 9 revisions or revisions;A total of 5 additional appendices, 6 revisions or revisions have been added to the two parts;A total of 3 appendices have been added, 2 have been revised or revised.It is reported that the second supplement will be in accordance with the CFDA notice of the specific implementation date.The state pharmacopoeia committee reminds: relevant units and pharmaceutical enterprises to actively prepare for the implementation of the second supplement to this standard.
strengthen the potential risk control
reporter learned that China will further improve the quality control standards for the residue quality of Chinese medicinal materials and decoction pieces with potential risk, among which, for the sulfur fumigation problem of high social concern, the limit of it in Chinese medicinal materials and decoction pieces will be clear.< br / > "Chinese herbal medicine and yinpian (except mineral sources of Chinese medicinal materials, the same below) in sulfite remainder (sulfur dioxide) to must not exceed 150 mg/kg, yam, twotooth achyranthes root, kudzu, radix asparagi, rhizoma gastrodiae, radix trichosanthis, white, and radix paeoniae alba, atractylodes, dangshen, etc. 10 kinds of Chinese medicinal materials and yinpian, sulfite remainder (sulfur dioxide) shall not exceed 400 mg/kg."Qian zhongzhi, chief scientist of the national pharmacopoeia committee, told reporters that the restriction was to prevent the abuse or excessive use of sulfur fumigation in the primary processing of Chinese medicinal materials.Money righteous, for part of the Chinese herbal medicine use of sulfur fumigation, pretreating process since 2003, the national pharmacopoeia committee in accordance with the deployment of the state food and drug administration, the sulfur dioxide residue detection method in traditional Chinese medicine and yinpian and limited for project research, and in 2005 edition of "Chinese pharmacopoeia" began in an expanded contains corresponding detection methods.Later, with reference to the WHO, the UN's food and agriculture organization (FAO), international codex alimentarius commission (CAC), standards of using food additives in China and other relevant regulations, to underwrite the sulfur dioxide residue limits, and successively in June 2011 and April 2012 to solicit opinions from the public, ultimately determine the standard of set limit to now.
as a traditional method, sulfur fumigation has its value, but the harm of non-standard fumigation is obvious.CFDA strictly prohibits sulfur fumigation for the purpose of bleaching appearance and organizes special rectification actions.At present, bozhou and other domestic traditional Chinese medicine producing cities are concentrating on the treatment of traditional Chinese medicine that is prone to abuse of sulfur fumigation.
tu pengfei, vice President of Peking University's institute of innovative medicine and chairman of the national pharmacopoeia committee on traditional Chinese medicine, said that the first is to strengthen the research and guidance of alternative methods, and the second is to strengthen the training of standard fumigation.