| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.33 | USD | 20251127 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.33 | USD | 20251127 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.3 | USD | 20251126 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.3 | USD | 20251126 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.25 | USD | 20251125 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.25 | USD | 20251125 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.21 | USD | 20251124 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.21 | USD | 20251124 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.16 | USD | 20251121 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.16 | USD | 20251121 |