Table 4. Test results using the DKG rubber series. Right column shows percentage of positive reactions (% pos.).
| Substance | Conc. | Unit | Base | No. of tests | neg. | ? | q | + | ++ | +++ | ir. | % pos. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tetraethylthiuram disulfide (Disulfiram) | 0.25 | % | pet. | 132 | 114 | 1 | 0 | 8 | 7 | 2 | 0 | 12.9 |
| Tetramethylthiuram monosulfide | 0.25 | % | pet. | 131 | 113 | 1 | 1 | 8 | 7 | 1 | 0 | 12.2 |
| Tetramethylthiuram disulfide | 0.25 | % | pet. | 132 | 119 | 1 | 0 | 5 | 6 | 1 | 0 | 9.1 |
| Morpholinyl mercaptobenzothiazole | 0.50 | % | pet. | 132 | 126 | 0 | 0 | 4 | 1 | 1 | 0 | 4.5 |
| Dipentamethylenethiuram disulfide | 0.25 | % | pet. | 133 | 125 | 1 | 0 | 5 | 1 | 0 | 1 | 4.5 |
| 1,3-Diphenylguanidine | 1.00 | % | pet. | 132 | 125 | 2 | 0 | 3 | 1 | 0 | 1 | 3.0 |
| N,N’-Diphenyl-p-phenylenediamine | 0.25 | % | pet. | 132 | 128 | 0 | 0 | 1 | 3 | 0 | 0 | 3.0 |
| N-Cyclohexyl-2-benzothiazole sulfenamide | 1.00 | % | pet. | 132 | 128 | 0 | 0 | 2 | 1 | 1 | 0 | 3.0 |
| Dibenzothiazyl disulfide | 1.00 | % | pet. | 132 | 127 | 1 | 0 | 2 | 2 | 0 | 0 | 3.0 |
| Monobenzone | 1.00 | % | pet. | 132 | 128 | 3 | 0 | 1 | 0 | 0 | 0 | 0.8 |
| Zinc dibutyldithiocarbamate | 1.00 | % | pet. | 133 | 131 | 0 | 1 | 1 | 0 | 0 | 0 | 0.8 |
| 4,4‘-Dihydroxydiphenyl | 0.10 | % | pet. | 132 | 132 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 |
| Dibutylthiourea | 1.00 | % | pet. | 132 | 132 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 |
| Diphenylthiourea | 1.00 | % | pet. | 132 | 132 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 |
| Ethylenediamine-di-HCl | 1.00 | % | pet. | 131 | 131 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 |
| Methenamine (hexamethylenetetramine) | 1.00 | % | pet. | 132 | 131 | 1 | 0 | 0 | 0 | 0 | 0 | 0.0 |
| p-tert-butylcatechol | 0.25 | % | pet. | 132 | 132 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 |
| Cyclohexylthiophthalimide | 0.50 | % | pet. | 132 | 132 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 |
| Zinc dibenzyldithiocarbamate | 1.00 | % | pet. | 133 | 133 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 |