Table 2 Number of oil paint samples investigated as well as number of repeated tests on the same sample
Paint | Number of samples | Number of tests on a single sample |
|---|---|---|
Lead white | 2 | 3;1 |
Lead white with litharge | 2 | 1;1 |
Zinc white | 3 | 1;3;1 |
Titanium white | 1 | 1 |
Malachite | 1 | 2 |
Sap green | 1 | 5 |
Verdigris | 1 | 6 |
Raw umber | 1 | 1 |
Red iron oxide (1998) | 1 | 1 |
Red iron oxide (1990) | 1 | 1 |
Synthetic ultramarine | 1 | 1 |