| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | Feed Grade | MT | 776.05 | USD | 20251119 |
| Jinan Jinrihe Chem | Ink Grade | MT | 776.05 | USD | 20251119 |
| Shandong Junfeng | HM-1170 | MT | 493.85 | USD | 20251119 |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 619.43 | USD | 20251119 |
| Wuhan Hengjiu Chem | Rubber Grade | MT | 619.57 | USD | 20251118 |
| Hubei 789 Chem | Industrial Grade | MT | 846.79 | USD | 20251118 |
| Jinan Jinrihe Chem | Rubber Grade | MT | 818.56 | USD | 20251118 |
| Shandong Longhui Chem | Rubber Grade | MT | 987.92 | USD | 20251118 |
| Jinan Jinrihe Chem | Feed Grade | MT | 776.22 | USD | 20251118 |
| Jinan Jinrihe Chem | Ink Grade | MT | 776.22 | USD | 20251118 |