| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.11 | USD | 20251120 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.11 | USD | 20251120 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.17 | USD | 20251119 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.17 | USD | 20251119 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.2 | USD | 20251118 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.2 | USD | 20251118 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.27 | USD | 20251117 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.27 | USD | 20251117 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.25 | USD | 20251114 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 124.25 | USD | 20251114 |