| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Lifuda | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Hongyang Chem | China national standards | MT | 1434.57 | USD | 20251210 |
| Shandong Mengkanda Chem | China national standards | MT | 1003.49 | USD | 20251210 |
| Shandong Jinshenrun Chem | China national standards | MT | 1130.69 | USD | 20251210 |
| Shandong Jinshenrun Chem | China national standards | MT | 1102.43 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 1335.63 | USD | 20251210 |
| Shandong Huize Chem | China national standards | MT | 1156.13 | USD | 20251210 |
| Dongying Huatai Chem | China national standards | MT | 1074.16 | USD | 20251210 |
| Dongying Huatai Chem | China national standards | MT | 1088.29 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 1088.29 | USD | 20251210 |