| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1353.49 | USD | 20251024 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1353.68 | USD | 20251023 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1352.99 | USD | 20251022 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1353.45 | USD | 20251021 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1352.63 | USD | 20251020 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1353.08 | USD | 20251017 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1352.72 | USD | 20251016 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1352.21 | USD | 20251015 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1351.71 | USD | 20251014 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1351.98 | USD | 20251013 |