| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 932.35 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 1553.91 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 1483.28 | USD | 20251128 |
| Shandong Jinmao | China national standards | MT | 1299.64 | USD | 20251128 |
| Shandong Junfeng | China national standards | MT | 1059.49 | USD | 20251128 |
| Shandong Laya Chem | China national standards | MT | 974.73 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 1483.28 | USD | 20251128 |
| Shandong Hongyang Chem | China national standards | MT | 1433.84 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 1455.03 | USD | 20251128 |
| Shandong Junfeng | China national standards | MT | 1059.49 | USD | 20251128 |