| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1428.61 | USD | 20251011 |
| Shandong Zhenkun | China national standards | MT | 996.51 | USD | 20251011 |
| Shandong Zhenkun | China national standards | MT | 996.51 | USD | 20251011 |
| Hunan Qilu Tech | China national standards | MT | 1210.45 | USD | 20251010 |
| Shandong Jinling Chem | China national standards | MT | 1069.7 | USD | 20251010 |
| Shandong Jinmao | China national standards | MT | 1069.7 | USD | 20251010 |
| Dongying Huatai Chem | China national standards | MT | 1069.7 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 1449.72 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 1154.15 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 1548.25 | USD | 20251010 |