| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.87 | USD | 20251023 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.55 | USD | 20251022 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.77 | USD | 20251022 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.62 | USD | 20251021 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.84 | USD | 20251021 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.71 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 205.78 | USD | 20251017 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.56 | USD | 20251017 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 232.5 | USD | 20251016 |