Table 3 Average yellowness indices
From: Spectral information to get beyond color in the analysis of water-soluble varnish degradation
Unvarnished 0% | Varnished 100% | |||||
|---|---|---|---|---|---|---|
E313 | SYI1 | SYI2 | E313 | SYI1 | SYI2 | |
Reference GA | 2020 | 729 | 128 | 2157 | 752 | 1301 |
GA after 6 h | 2019 | 733 | 1276 | 2146 | 749 | 1298 |
GA after 12 h | 1986 | 728 | 1269 | 2142 | 748 | 1296 |
Reference EW | 2020 | 729 | 1277 | 2226 | 753 | 1316 |
EW after 6 h | 2018 | 730 | 1275 | 2328 | 770 | 1332 |
EW after 12 h | 1996 | 727 | 1271 | 2338 | 772 | 1333 |