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Heritage Science

Table 4 DS calculated through the calibration curve (μFTIR)

From: A diagnostic tool for assessing the conservation condition of cellulose nitrate and acetate in heritage collections: quantifying the degree of substitution by infrared spectroscopy

Sample

SP 548

SP 544

SP 594

SP 324

SP 543

SP 542

SP 593

SP 592

SP 600

DS (μFTIR)

2.50

2.53

2.69

2.74

2.74

2.76

2.80

2.82

2.83

  1. The predicted pristine value for CDA and CTA are 2.2–2.5 and 2.9–3, respectively
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