| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 985.62 | USD | 20251014 |
| Shandong Xima | China national standards | MT | 915.22 | USD | 20251014 |
| Shandong Qiangsen Chem | China national standards | MT | 1112.35 | USD | 20251014 |
| Shandong Junfeng | China national standards | MT | 929.3 | USD | 20251014 |
| Shandong Jinling Chem | China national standards | MT | 1056.03 | USD | 20251014 |
| Shandong Junfeng | China national standards | MT | 1056.03 | USD | 20251014 |
| Shandong LuoHeng Chem | China national standards | MT | 1929.01 | USD | 20251014 |
| Shandong LuoHeng Chem | China national standards | MT | 1929.01 | USD | 20251014 |
| Changzhou Juyun Mat | China national standards | MT | 1161.63 | USD | 20251014 |
| Shandong Jinling Chem | China national standards | MT | 1147.55 | USD | 20251014 |