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  <!-- ── Core Pages ─────────────────────────────────────────── -->
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  <!-- ── Solution Pages ─────────────────────────────────────── -->
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    <lastmod>2026-06-28</lastmod>
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    <lastmod>2026-06-28</lastmod>
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  <!-- ── Product Pages ──────────────────────────────────────── -->
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    <loc>https://iodineairsystems.com/nuclear/ias-nc700-hi/</loc>
    <lastmod>2026-06-28</lastmod>
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    <lastmod>2026-06-28</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.85</priority>
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  <!-- ── Technical Articles ─────────────────────────────────── -->
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    <loc>https://iodineairsystems.com/optimizing-I131-therapy-room-ventilation</loc>
    <lastmod>2026-06-28</lastmod>
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  <!-- ── Support Pages ──────────────────────────────────────── -->
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