| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1057.38 | USD | 20251021 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1056.74 | USD | 20251020 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1057.1 | USD | 20251017 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1056.81 | USD | 20251016 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1056.41 | USD | 20251015 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1056.03 | USD | 20251014 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1056.23 | USD | 20251013 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1055.02 | USD | 20250929 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1054.08 | USD | 20250928 |
| Suzhou Chemical Material Co., Ltd. | 85% | MT | 1055.49 | USD | 20250924 |