| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | Industrial Grade | MT | 847.27 | USD | 20251117 |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 619.92 | USD | 20251117 |
| Shandong Longhui Chem | Rubber Grade | MT | 988.35 | USD | 20251115 |
| Jinan Jinrihe Chem | Silicon Micro | MT | 776.56 | USD | 20251115 |
| Jinan Jinrihe Chem | 1300 Mesh | MT | 833.04 | USD | 20251115 |
| Jinan Jinrihe Chem | Rubber Grade | MT | 818.92 | USD | 20251115 |
| Jinan Jinrihe Chem | Ink Grade | MT | 776.56 | USD | 20251115 |
| Shandong Junfeng | HM-1170 | MT | 494.18 | USD | 20251115 |
| Jinan Jinrihe Chem | Feed Grade | MT | 776.56 | USD | 20251115 |
| Shandong Junfeng | China national standards | MT | 367.1 | USD | 20251115 |