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Changes in peak intensity following freeze-thaw cycles by mass/charge
| Number of freeze/thaw cycles | Median changes in peak intensity | |||
|---|---|---|---|---|
| 35,000 | <5,000–10,000 | 10,000–20,000 | ≥20,000 | |
| 2 | 0.242% | 0.687% | 0.197% | −0.306% |
| 3 | −0.344% | 3.419% | −0.621% | −0.508% |
| 4 | −0.330% | 3.218% | −0.099% | −0.295% |
| 5 | −1.201% | 2.018% | −0.918% | −0.587% |
