| Vendor | Spec | Unit | Price | Currency | Date |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 889.29 | USD | 20251029 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 889.13 | USD | 20251028 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 902.45 | USD | 20251023 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 901.99 | USD | 20251022 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 902.3 | USD | 20251021 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 902.06 | USD | 20251017 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 900.8 | USD | 20251010 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 900.71 | USD | 20250930 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 900.69 | USD | 20250925 |
| Yichang Jiangshan Chemical Technology Co., Ltd. | 85% | MT | 900.69 | USD | 20250924 |