| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | Industrial Grade | MT | 846.79 | USD | 20251118 |
| Jinan Jinrihe Chem | Ink Grade | MT | 776.22 | USD | 20251118 |
| Jinan Jinrihe Chem | Silicon Micro | MT | 776.22 | USD | 20251118 |
| Jinan Lianxing | Rubber Grade | MT | 846.79 | USD | 20251118 |
| Jinan Jinrihe Chem | Agrochemical Grade | MT | 776.22 | USD | 20251118 |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 619.92 | USD | 20251117 |
| Hubei 789 Chem | Industrial Grade | MT | 847.27 | USD | 20251117 |
| Shandong Junfeng | China national standards | MT | 367.15 | USD | 20251117 |
| Shandong Junfeng | China national standards | MT | 367.15 | USD | 20251117 |
| Shandong Junfeng | HM-1170 | MT | 494.24 | USD | 20251117 |