TABLE 2.
Comparative change in spectral absorbance intensity of freshly mixed and set samples
| Groups | Freshly mixed | Set state Absorbance | |
|---|---|---|---|
| Wavenumber (cm-1) | Absorbance | ||
| AH Plus | |||
| N-H | 1456 | 0.239 | 0.208 |
| C-N | 1296 | 0.188 | 0.175 |
| C-N | 1239 | 0.137 | 0.310 |
| Si-O | 803 | 0.449 | 0.340 |
| Si-CH | 1183 | 0.248 | 0.345 |
| GuttaFlow 2 | |||
| CH3 (symmetric) | 2961 | 0.195 | 0.234 |
| Si-O-Si | 1257 | 0.422 | 0.505 |
| Si-O | 3643 | 0.088 | 0.129 |
| Dia-ProSeal | |||
| CH3 | 2920 | 0.103 | -0.011 |
| N-H | 1581 | 0.095 | 0.015, 0.015 |
| C=C (Aromatic) | 1605 | 0.122 | -0.015 |
| C-H | 1452 | 0.214 | -0.006 |
| C=C (bending peaks) | 825 | 0.471 | 0.007 |
| Si-O-Si | 1226 | 0.463 | |
| Pulpdent root canal sealer | |||
| O-H | 3420 | 0.096 | |
| C=C (Aliphatic) | 1637 | 0.048 | 0.094 |
| C=C (Aromatic) | 1606 | 0.095 | 0.121 |
| CH3 | 2913 | 0.135 | 0.463 |
| CH3 | 2843 | 0.116 | 0.351 |
| C-H | 1510 | 0.565 | 0.517, 0.499 |
| C-H | 1452 | 0.221 | 0.395 |