| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.9 | USD | 20251113 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.12 | USD | 20251112 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.12 | USD | 20251112 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.89 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.89 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.89 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.89 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.89 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.96 | USD | 20251110 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.96 | USD | 20251110 |