Heparinic Acids: Determination of Equivalent Weights and Sulfate to Carboxyl Ratios

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Science  05 Jun 1964:
Vol. 144, Issue 3623, pp. 1228-1229
DOI: 10.1126/science.144.3623.1228


By means of an automatic titration apparatus, a polyelectrolyte of biological origin, heparin, from two animal sources, was found to have an average equivalent weight of 170.0, a sulfate content of 34.44 percent, and a sulfate to carboxyl ratio of 2.59.