| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 733.38 | USD | 20251120 |
| Shandong Wells Chem | China national standards | MT | 1029.55 | USD | 20251120 |
| Shandong Yushuo Chem | Industrial Grade | MT | 860.31 | USD | 20251120 |
| Guangzhou Tianyue Chem | China national standards | MT | 959.03 | USD | 20251120 |
| Shandong Yushuo Chem | China national standards | MT | 860.31 | USD | 20251120 |
| Shandong Aite Chem | China national standards | MT | 916.72 | USD | 20251120 |
| Shandong Wells Chem | China national standards | MT | 860.31 | USD | 20251120 |
| Shandong Shuojia Chem | Industrial Grade | MT | 846.2 | USD | 20251120 |
| Hubei 789 Chem | China national standards | MT | 916.72 | USD | 20251120 |
| Nanjing Runsheng Petro | Industrial Grade | MT | 903.04 | USD | 20251119 |