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. 2016 Aug 10;8(8):294. doi: 10.3390/polym8080294

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© 2016 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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Figure A4 — MALDI-TOF mass spectrum of PAIS prepared under high intensity mixing with IS (C = 2.6 M) and CH₂Cl₂ in stoichiometric proportions. Linear chains cationized with Na⁺ are represented by triangular symbols.