| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 119.98 | USD | 20251029 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 119.96 | USD | 20251028 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 119.92 | USD | 20251027 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 112.87 | USD | 20251027 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 112.79 | USD | 20251024 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 112.81 | USD | 20251023 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 109.93 | USD | 20251022 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 104.33 | USD | 20251021 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 92.99 | USD | 20251020 |
| Changzhou Yongxiang Chemical Co., Ltd. | China national standards | MT | 93.02 | USD | 20251017 |