Table 2 ATR bands§ for the parchment support for the Bible (LA 152) and two Gospels (LA 193 and LA 253)

From: Parchment in an Armenian Bible and two Gospels by micro-infrared spectroscopy and micro-ATR spectroscopic imaging

Main bands/cm-119,28

Bible LA 152

Gospel LA 193

Gospel LA 253

NH

at 3400–3000 cm−1

3309

3328

3340

CH

at 2978–2935

2927

2854

2931

2908

2854

amide I

CO at circa 1653 cm−1

1643

1635

1650

amide II

CN and NH at circa 1550–1570 cm−1

1543

1543

1558

CN at circa 1450 cm−1

CaCO3 is masking this peak

CaCO3 is masking this peak

This peak is masked

  1. §The prominent peaks of collagen, NH, and CH bands at around 3400 and 2900 nm-1 are barely observed.
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