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SAXS response of a 3% w/w DNA solution containing 0.1M NaCl and 0.03M SrCl2 and a 4% w/w HA solution containing 0.1M NaCl and 0.05M SrCl2 at two energies. Red symbols: 15.8 keV and blue symbols: 16.102 keV. Inset shows the DNA data at higher resolution from the region 0.05 ≤ q ≤ 0.08 Å−1.
