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Chemco 33-S <br /> Safety Data Sheet <br /> disodium metasilicate(6834-92-0) <br /> Threshold limit algae 1 207 mg/I(72 h;Scenedesmus subspicatus;GLP) <br /> 12.2. 1 Persistence and degradability <br /> sodium xylenesulfonate(1300-72-7) <br /> Persistence and degradability Biodegradability in water:no data available. <br /> 2-butoxyethanol(111-76-2) <br /> Persistence and degradability Readily biodegradable in water.Biodegradable in the soil.Photodegradation in the air. <br /> Biochemical oxygen demand(BOD) 0.71 g Oz/g substance <br /> Chemical oxygen demand(COD) 2.2 g Oz/g substance <br /> ThOD 2.305 g OZ/g substance <br /> BOD(%of ThOD) 0.31 %ThOD <br /> disodium metasilicate(6834-92-0) <br /> Persistence and degradability Biodegradability:not applicable.No(test)data on mobility of the substance available. <br /> Biochemical oxygen demand(BOD) Not applicable <br /> Chemical oxygen demand(COD) Not applicable <br /> ThOD Not appl i cable <br /> BOD(%of ThOD) Not applicable <br /> 12.3. Bioaccumulative potential <br /> sodium xylenesulfonate(1300-72-7) <br /> Bioaccumulative potential No bioaccumulation data available. <br /> 2-butoxyethanol(111-76-2) <br /> Log Pow 0.81 (Experimental value;BASF test;25°C) <br /> Bioaccumulative potential Low potential for bioaccumulation(Log Kew<4). <br /> disodium metasilicate(6834-92-0) <br /> Bioaccumulative potential Bioaccumulation:not applicable. <br /> 12.4. Other adverse effects <br /> Other information Avoid release to the environment. <br /> SECTION •• considerations <br /> 13.1. Waste treatment methods - <br /> Product/Packaging disposal recommendations Dispose of contents/container in accordance with Local,State,and Federal regulations. <br /> Ecology-waste materials Avoid release to the environment. <br /> SECTION •• • • <br /> 14.1. UN Number <br /> UN-No.(DOT) Not Regulated <br /> Other information No supplementary information available. <br /> 14.2. UN proper shipping name <br /> Proper Shipping Name(DOT) Not Regulated <br /> SECTION -• • • • <br /> 15.1.US Federal regula i <br /> All components of this product are listed,or excluded from listing,on the United States Environmental Protection Agency Toxic <br /> Substances Control Act(TSCA)inventory. <br /> Chemical(s)subject to the reporting requirements of Section 313 or Title III of the Superfund Amendments and Reauthorization Act <br /> (SARA)of 1986 and 40 CFR Part 372. <br /> 2-butoxyethanol CAS-No. 111-76-2 1-5% <br /> sodium xylenesulfonate(1300-72-7) <br /> Listed on the United States TSCA(Toxic Substances Control Act)inventory. <br /> Listed on the Canadian DSL(Domestic Substances List). <br /> Product Code:0041 EN(English US) Page 6 of 7 <br />