| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.49 | USD | 20251024 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.56 | USD | 20251023 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.32 | USD | 20251022 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.48 | USD | 20251021 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.19 | USD | 20251020 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.35 | USD | 20251017 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.23 | USD | 20251016 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.05 | USD | 20251015 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 468.88 | USD | 20251014 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 468.97 | USD | 20251013 |