| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.67 | USD | 20251111 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.86 | USD | 20251110 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.24 | USD | 20251107 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.69 | USD | 20251106 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.0 | USD | 20251105 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.31 | USD | 20251104 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.65 | USD | 20251103 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.4 | USD | 20251031 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1354.71 | USD | 20251030 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.11 | USD | 20251029 |