| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1356.01 | USD | 20251126 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.43 | USD | 20251125 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.03 | USD | 20251124 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.5 | USD | 20251121 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1353.92 | USD | 20251120 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.55 | USD | 20251119 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.63 | USD | 20251117 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.45 | USD | 20251114 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.69 | USD | 20251113 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.3 | USD | 20251112 |