| Vendor | Spec | Unit | Price | Currency | Date |
| Befar Group Co., Ltd. | China national standards | MT | 1144.83 | USD | 20251210 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1144.83 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1102.43 | USD | 20251210 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1144.83 | USD | 20251210 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1272.03 | USD | 20251210 |
| Hunan Qilu New Materials Technology Co., Ltd. | China national standards | MT | 1257.9 | USD | 20251210 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1208.43 | USD | 20251210 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1215.5 | USD | 20251210 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1102.43 | USD | 20251210 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1229.63 | USD | 20251210 |