Chemical name: N-tertiary butyl-2-benzothiazole sulfenamide
Molecular formula : C11H14N2S2
Structure Formula :

| Index name | Top grade | First grade | Qualified product |
| Appearance | milky white or light yellow powder | ||
| Initial Melting point, ℃≥ | 106 | 104 | 103 |
| Loss on heat, % ≤ | 0.30 | 0.40 | 0.50 |
| Ash, % ≤ | 0.30 | 0.40 | 0.50 |
| Residue on screen (149um),% ≤ | 0.10 | 0.10 | 0.10 |
| Insoluble matter in methanol, % ≤ | 1.0 | 1.5 | 1.5 |