Detailed Description: |
Specs:97%, 95%,
Composition Tech. is ?5% pure. Zwitterion structure (P. Knuuttila & H. Knuuttila, Acta Chem. Scand., 1979, 33, 623). Mol. wt. 169.1 M.f. C3H8NO5P Form Colourless crystals. M.p. 189.5?.5 癈 B.p. Decomp. >200 癈 V.p. 1.31 ?10-2 mPa (25 癈) KOW logP <-3.2 (pH 2-5, 20 癈), (OECD 107; EEC A8) Henry <2.1 ?10-7 Pa m3 mol-1 S.g./density 1.705 (20 癈) Solubility In water 10.5 g/l (pH 1.9, 20 癈). Insoluble in common organic solvents, e.g. acetone, ethanol and xylene. The alkali-metal and amine salts are readily soluble in water. Stability Glyphosate and all its salts are non-volatile, do not photochemically degrade and are stable in air. Glyphosate is stable to hydrolysis at pH 3, 6 and 9 (5-35 癈). pKa 2.34 (20 癈), 5.73 (20 癈), 10.2 (25 癈) F.p. Not flammable
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