| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 890.42 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | Industrial Grade | MT | 890.42 | USD | 20251210 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 784.42 | USD | 20251210 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1554.7 | USD | 20251210 |
| Nanjing Runsheng Petrochemical Co., Ltd. | Industrial Grade | MT | 904.56 | USD | 20251210 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 869.22 | USD | 20251210 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 833.89 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 833.89 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 833.89 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 833.89 | USD | 20251210 |