| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1100.53 | USD | 20251122 |
| Shandong Qiangsen Chem | China national standards | MT | 1114.64 | USD | 20251122 |
| Dongying Huatai Chem | China national standards | MT | 1086.42 | USD | 20251122 |
| Shandong Xima | China national standards | MT | 917.11 | USD | 20251122 |
| Shandong Jinling Chem | China national standards | MT | 1086.42 | USD | 20251122 |
| Dongying Huatai Chem | China national standards | MT | 1086.42 | USD | 20251122 |
| Dongying Huatai Chem | China national standards | MT | 1086.42 | USD | 20251122 |
| Shandong Jinshenrun Chem | China national standards | MT | 1128.75 | USD | 20251122 |
| Shandong Xingpeng Chem | China national standards | MT | 1058.2 | USD | 20251122 |
| Shandong Jinling Chem | China national standards | MT | 1128.75 | USD | 20251122 |