Table 2. Vulcanization accelerators in the baseline and rubber series of the German Contact Dermatitis Research Group (DKG).
| DKG baseline series | ||
| Test substance | Concentration | Vehicle |
| Thiuram mix | 1% | Petrolatum |
| Mercapto mix | 1% | Petrolatum |
| 2-Mercaptobenzothiazole | 2% | Petrolatum |
| DKG rubber series | ||
| Test substance | Concentration | Vehicle |
| Individual substances of the Thiuram mix: – Tetramethylthiuram disulfide – Tetramethylthiuram monosulfide – Tetraethylthiuram disulfide (disulfiram) – Dipentamethylene thiuram disulfide |
0.25% 0.25% 0.25% 0.25% |
Petrolatum Petrolatum Petrolatum Petrolatum |
| Single substances of the Mercapto mix – N-cyclohexyl-2-benzothiazyl sulfenamide – 2,2’-Dibenzothiazyl disulfide (MBTS) – 2-(4-Morpholinyl mercapto)benzothiazole |
1% 1% 0.5% |
Petrolatum Petrolatum Petrolatum |
| Zinc dibutyldithiocarbamate | 1% | Petrolatum |
| Zinc dibenzyldithiocarbamate | 1% | Petrolatum |
| Zinc diethyldithiocarbamate | 1% | Petrolatum |
| 1,3-diphenylguanidine | 1% | Petrolatum |
| Diphenylthiourea | 1% | Petrolatum |
| Dibutylthiourea | 1% | Petrolatum |