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Table 5 DS of cellulose acetate historical reel SCS0057, calculated on samples by μFTIR and ATR-FTIR

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

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Distance (cm)
DS by μFTIR1.391.011.020.870.830.880.850.850.830.84
DS by ATR1.360.790.760.820.800.780.830.830.790.78
  1. The sampling distances (cm) start from the outer turn