| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 886.26 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |