| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 721.5 | USD | 20251211 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 721.5 | USD | 20251211 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 721.5 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 636.62 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 636.62 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 749.79 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 749.79 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 749.79 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 749.79 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 749.79 | USD | 20251211 |