| Number | Product Name | CAS No. | Remarks | |
| 13 | Iron Sulfate | 10028-22-5 | ||
| 14 | Sodium Bisulfate | 7681-38-1 | ||
| 15 | Potassium Bisulfate | 7646-93-7 | ||
| 16 | Aluminum Sulfate | 10043-01-3 | ||
| 17 | Potassium Sulfate | 7778-80-5 | ||
| 18 | Ammonium Sulphate | 7783-20-2 | ||
| 19 | Sulfuric Acid | 7664-93-9;8014-95-7;17107-61-8;12772-98-4 | ||
| 20 | Sodium Hydrosulfide | 16721-80-5 | ||
| 21 | Thiourea | 62-56-6 | ||
| 22 | Sodium Sulfide | 1313-82-2 | ||
| 23 | Sulfur Black | 1326-82-5;1326-83-6;1326-82-5 | ||
| 24 | Sodium Hydrosulfite | 7775-14-6 | ||