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Plasmid dna from escherichia coli rr1 product codes d4154 and d3404 storage temperature 20 c technical bulletin product description product code d4154 d3404 product name puc18 plasmid dna puc19 plasmid dna both plasmids are 2,686 base pairs 6 (mw...
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Nafion ionexchange membranesperfluorocarbonsulfonic acid based ionomers, of which nafion is prototypical, are the focus of extensive studies for their use as solid polymerelectrolytes in pem fuel cells, gas sensors, and other electrochemical...
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Sigma-aldrich material safety data sheet date printed: 03/03/2004 date updated: 11/20/2002 version 1.3 section 1 - product and company information product name product number brand carboxymethyl cellulose, sodium salt,average mw ca. 250,, ds 1.2...
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Sigmaaldrich material safety data sheet date printed: 10/29/2004 date updated: 04/04/2004 version 1.3 section 1 product and company information product name product number brand trisacetateedta buffer working solution molecular biology reagent...
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Conforms to ansi z400.1-2004 standard (united states, canada). material safety data sheet sodium selenite 45% 1 . product and company identification common name material uses supplier/manufacturer in case of emergency msds authored by: : sodium...
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Volume 32, number 3, 1 (last issue in 1) ring-closing metathesis of nitrogen-containing compounds: applications to heterocycles, alkaloids, and peptidomimetics are two phenyls better than one? synthesis and applications of...
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Bulletin 900b solid phase extraction of pesticides from fruits and vegetables, for analysis by gc or hplc key words: pesticides organochlorine pesticides organophosphorus pesticides nitrogen-containing pesticides carbamate pesticides sample...
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Sigma-aldrich material safety data sheet date printed: 03/03/2004 date updated: 01/14/2004 version 1.3 section 1 - product and company information product name product number brand hydroxyethyl cellulose 308633 aldrich company street address city,...
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Sigmaaldrich biochemie gmbh georgheykenstrasse 14, 21147 hamburg germany tel: 49 40 79702 0 fax: 49 40 79702 100 certificate of analysis product sodium hypochlorite solution, reagent grade, available chlorine 4.00 4.99 % product no.: 239305500mld...
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