| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.41 | USD | 20251204 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.41 | USD | 20251204 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.37 | USD | 20251203 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.37 | USD | 20251203 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.3 | USD | 20251202 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.3 | USD | 20251202 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.37 | USD | 20251201 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.37 | USD | 20251201 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.31 | USD | 20251128 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.31 | USD | 20251128 |