| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.91 | USD | 20251014 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.93 | USD | 20251013 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.93 | USD | 20251013 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.86 | USD | 20251011 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.86 | USD | 20251011 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.86 | USD | 20251010 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.86 | USD | 20251010 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.77 | USD | 20251009 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.77 | USD | 20251009 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 123.85 | USD | 20250930 |