Table 2: Colour analysis of stained acrylics (using the Delta E calculation) prior to and after staining.
|
|
Prior |
After |
|||||||
|
Specimen number |
1 |
2 |
3 |
4 |
1 |
2 |
3 |
4 |
|
|
Group 1 |
L |
54.0 |
52.7 |
53.8 |
54.8 |
58.4 |
58.0 |
57.6 |
57.4 |
|
|
A |
17.3 |
17.0 |
17.1 |
16.9 |
9.6 |
10.8 |
10.5 |
9.9 |
|
|
B |
4.2 |
3.9 |
4.2 |
4.1 |
19.3 |
13.9 |
18.6 |
24.5 |
|
Group 2 |
L |
55.6 |
55.7 |
55.2 |
55.5 |
52.0 |
51.4 |
50.6 |
50.7 |
|
|
A |
16.8 |
16.6 |
15.8 |
17.3 |
18.6 |
18.0 |
18.0 |
18.1 |
|
|
B |
3.9 |
3.5 |
2.3 |
3.8 |
3.2 |
2.0 |
1.1 |
1.6 |
|
Group 3 |
L |
51.2 |
51.4 |
51.7 |
51.3 |
52.5 |
53.4 |
52.5 |
52.1 |
|
|
A |
17.3 |
17.5 |
17.7 |
17.9 |
16.8 |
15.5 |
16.6 |
17.0 |
|
|
B |
1.3 |
1.7 |
2.5 |
2.0 |
8.1 |
8.4 |
6.9 |
7.0 |
|
Group 4 |
L |
53.6 |
53.1 |
53.3 |
53.2 |
52.9 |
53.3 |
52.1 |
52.8 |
|
|
A |
16.5 |
16.4 |
17 |
16.7 |
11.3 |
11.8 |
11.4 |
11.3 |
|
|
B |
1.4 |
1.3 |
1.3 |
1.7 |
29.2 |
27.6 |
30.1 |
29.6 |
|
Group 5 |
L |
59.4 |
59.1 |
59.7 |
59.1 |
52.9 |
52.6 |
52.1 |
53.9 |
|
|
A |
15.9 |
15.7 |
15.6 |
16.3 |
16.9 |
18.3 |
16.8 |
17.1 |
|
|
B |
4.7 |
4.4 |
4.0 |
4.3 |
3.8 |
4.7 |
3.5 |
4.4 |
|
Group 6 |
L |
52.3 |
52 |
52.2 |
52.4 |
51.6 |
51.2 |
51.4 |
51.1 |
|
|
A |
18.1 |
17.3 |
17.5 |
18.1 |
17.4 |
18.4 |
18.1 |
18.3 |
|
|
B |
3.9 |
3.6 |
3.4 |
3.5 |
- |
- |
- |
- |