| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 336.12 | USD | 20250922 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |