| Vendor | Spec | Unit | Price | Currency | Date |
| Befar | China national standards | MT | 1127.19 | USD | 20251020 |
| Shandong Jiaen Chem | China national standards | MT | 1179.32 | USD | 20251020 |
| Shandong Xima | China national standards | MT | 958.11 | USD | 20251020 |
| Shandong Qiangsen Chem | China national standards | MT | 986.29 | USD | 20251020 |
| Shandong Yihe Chem | China national standards | MT | 986.29 | USD | 20251020 |
| Shandong Yihe Chem | China national standards | MT | 1056.74 | USD | 20251020 |
| Befar | China national standards | MT | 887.66 | USD | 20251020 |
| Wanhua Chem | China national standards | MT | 986.29 | USD | 20251020 |
| Shandong Jinling Chem | China national standards | MT | 1028.56 | USD | 20251020 |
| Shandong Junfeng | China national standards | MT | 1197.64 | USD | 20251020 |