Dibutyltin compounds とは
WebC8H18OSn = 248.94. 物理的状態（20℃）. 固体. CAS RN. 818-08-6. Reaxys Registry Number. 4126243. PubChem Substance ID. 87567000. Web物質名称. Dioctyltin dilaurate, stannane, dioctyl-, bis (coco acyloxy) derivs., and any other stannane, dioctyl-, bis (fatty acyloxy) derivs. wherein C12 is the predominant carbon …
Dibutyltin compounds とは
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Web1.物質または混合物として市場に出してはならないし、使用してはならない。 ... Dibutyltin (DBT) compounds: (a) Dibutyltin (DBT) compounds shall not be used after 1 January 2012 in mixtures and articles for supply to the general public where the concentration in the mixture or the article, or part thereof, is ... WebMay 15, 1989 · Tributyltin oxide and dibutyltin and dioctyltin compounds are potent thymolytic and immunotoxic agents in rats. Tributyltin oxide at 5 ppm in the rat diet produced immunotoxicity in a 2-year feeding study, and at 50 ppm increased the incidence of tumors of endocrine origin. In preliminary reports, 5 ppm tributyltin produced no detectable ...
WebOct 29, 2008 · Scientists have issued a report on the mechanism of toxicity of a chemical compound called Dibutyltin (DBT). DBT is part of a class of high toxic and widely distributed chemical compounds called ... WebAcyclic dimethyltin or dibutyltin dialkoxides exist as dimers in solution unless the alkoxy groups are large, for example, t-butoxy groups, where they are present as monomers. …
WebOrganotin chemistry is the scientific study of the synthesis and properties of organotin compounds or stannanes, which are organometallic compounds containing tin carbon bonds. The first organotin compound was diethyltin diiodide ((CH 3 CH 2) 2 SnI 2), discovered by Edward Frankland in 1849. The area grew rapidly in the 1900s, especially … Web特に指定なき場合には、表2に記載した値を閾値としますが、調達する製品 の図面や仕様書等に個別の指定がなされている場合には図面や仕様書で指定された値を閾値とし ます。なお、含有量および濃度の確認および保証は、販売者の責任とします。
Web5. Dibutyltin (DBT) compounds: (a) Dibutyltin (DBT) compounds shall not be used after 1 January 2012 in mixtures and articles for supply to the general public where the concentration in the mixture or the article, or part thereof, is greater than the equivalent of 0,1 % by weight of tin.
high rise apk downloadWebDibutyltin dioleate C44H84O4Sn CID 45048810 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological ... high rise apartments tampa flWebDodecyltin compounds were mainly found in thymus and liver, followed by kidney and bone marrow (Schering, 1992). Residues of these compounds in the brain reached only 1.4% … how many calories in an italian meatballWebMay 15, 1989 · Di- and tributyltins appear to be less potent neurotoxicants than trimethyltins and triethyltins. Dibutyltins and tributyltins produced bile duct damage in rats, mice and … high rise apartments willmar mnWebChemical Identification. CAS #. Varies. Formula. Varies with compounds. Synonyms. organotin compounds: tributyltin fluoride [1983-10-4]; dibutyltin dilaurate [77-58-7]; … how many calories in an mandarinWebThe detection limit for dibutyltin compounds was 8.6 ng g –1, in their chloride form. Dibutyltin compounds were detected from soft polyurethane foam at the level of 9.3–38.0 ng g –1. The recovery of dibutyltin dichloride from soft polyurethane foam was 71.5%, when the spiked amount of dibutyltin dichloride was 5 ng. high rise apartments tampaWebBased on experimental studies, all dibutyltin compounds are assumed to degrade into dibutyltin and the appropriate ligand (in gastric conditions, dibutyltin dichloride), on this basis, it is possible to read-across between the different dibutyltin compounds to address in vivo toxicity endpoints. The only developmental study available on ... high rise apartments tysons corner