| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1201.02 | USD | 20251209 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1201.43 | USD | 20251205 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1200.63 | USD | 20251126 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1199.45 | USD | 20251111 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1199.43 | USD | 20251103 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1199.84 | USD | 20251029 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1198.36 | USD | 20251021 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1197.07 | USD | 20251013 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1195.75 | USD | 20250918 |